#778DEA
Closest named color: Cornflower Blue (#6495ED). oklch(66.7% 0.14 272.1), rgb(119, 141, 234).
Aa
Black text reads best on this color (6.78:1).
About this color
#778DEA is a medium-light, vivid blue. In OKLCH its lightness is 67%, its chroma 0.140 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.027 away. Black text reads best on it, at 6.78:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.140) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 6.78:1 |
| White text | 3.09:1 |
Values
| HEX | #778DEA |
| RGB | rgb(119, 141, 234) |
| HSL | hsl(229, 73%, 69%) |
| OKLCH | oklch(66.7% 0.14 272.1) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #778DEA | 3.09:1 | AA large text | Lc -63.2 | Content text, not long reading |
| Black text on #778DEA | 6.78:1 | AA | Lc 46.3 | Large or bold text, headings |
| #778DEA text on white | 3.09:1 | AA large text | Lc 57.8 | Large or bold text, headings |
| #778DEA text on black | 6.78:1 | AA | Lc -44.0 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.
-
Step 50
50
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E5E9F8
oklch(93.5% 0.021 274)
-
Step 200
200
#D0D8F3
oklch(88.5% 0.038 272.5)
-
Step 300
300
#B1BFEE
oklch(81% 0.068 271.9)
-
Step 400
400
#899CE5
oklch(70.7% 0.109 272.2)
-
Step 500
500 (this color)
#778DEA
oklch(66.7% 0.14 272.1)
-
Step 600
600
#5669CB
oklch(55.6% 0.152 272.3)
-
Step 700
700
#4657B0
oklch(49.1% 0.142 272)
-
Step 800
800
#3A488E
oklch(42.8% 0.116 272.1)
-
Step 900
900
#313D72
oklch(37.8% 0.092 271.8)
-
Step 950
950
#1D2443
oklch(27.1% 0.058 272.4)
#778DEA with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #6998EE | 0.030 |
| Deuteranopia (no green cones) | #5D8EE8 | 0.030 |
| Tritanopia (no blue cones) | #48A1B0 | 0.126 |
| Achromatopsia (no color) | #929292 | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #778DEA
#778DEA
oklch(66.7% 0.14 272.1)
- #B39100
#B39100
oklch(66.9% 0.137 92.1)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #778DEA, closest first.
No curated palette has a color within ΔE 0.04 of #778DEA.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.027
- Soft Blue #6488EA ΔE 0.028
- Perrywinkle #8F8CE7 ΔE 0.032
- Lavender Blue #8B88F8 ΔE 0.037
- Chefchaouen Blue #4895EF ΔE 0.048
- Periwinkle Blue #8F99FB ΔE 0.051
- Periwinkle #8E82FE ΔE 0.052
- Dark Sky Blue #448EE4 ΔE 0.054
Use #778DEA in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.