#778FF4
Closest named color: Cornflower Blue (#6495ED). oklch(67.7% 0.151 271.7), rgb(119, 143, 244).
Aa
Black text reads best on this color (7.01:1).
About this color
#778FF4 is a medium-light, vivid blue. In OKLCH its lightness is 68%, its chroma 0.151 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.029 away. Black text reads best on it, at 7.01:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.151) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.01:1 |
| White text | 2.99:1 |
Values
| HEX | #778FF4 |
| RGB | rgb(119, 143, 244) |
| HSL | hsl(228, 85%, 71%) |
| OKLCH | oklch(67.7% 0.151 271.7) |
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 #778FF4 | 2.99:1 | Fails | Lc -61.7 | Content text, not long reading |
| Black text on #778FF4 | 7.01:1 | AAA | Lc 47.7 | Large or bold text, headings |
| #778FF4 text on white | 2.99:1 | Fails | Lc 56.4 | Large or bold text, headings |
| #778FF4 text on black | 7.01:1 | AAA | Lc -45.4 | Large or bold text, headings |
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 400.
-
Step 50
50
#F2F5FE
oklch(97% 0.012 271.3)
-
Step 100
100
#E3E9FD
oklch(93.5% 0.028 272.5)
-
Step 200
200
#CCD8FD
oklch(88.5% 0.053 271.1)
-
Step 300
300
#ABBDFE
oklch(80.8% 0.094 272.2)
-
Step 400
400 (this color)
#778FF4
oklch(67.7% 0.151 271.7)
-
Step 500
500
#627BFC
oklch(63.1% 0.193 271.6)
-
Step 600
600
#4C5FEC
oklch(55.5% 0.212 271.7)
-
Step 700
700
#3E4ECD
oklch(49.2% 0.195 271.6)
-
Step 800
800
#3341A6
oklch(42.8% 0.162 271.7)
-
Step 900
900
#2C3883
oklch(37.6% 0.126 272.1)
-
Step 950
950
#19224D
oklch(27.1% 0.08 271.2)
#778FF4 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) | #669BF8 | 0.033 |
| Deuteranopia (no green cones) | #5890F2 | 0.034 |
| Tritanopia (no blue cones) | #3EA5B6 | 0.135 |
| Achromatopsia (no color) | #959595 | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #778FF4
#778FF4
oklch(67.7% 0.151 271.7)
- #B69300
#B69300
oklch(67.6% 0.138 91.8)
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 #778FF4, closest first.
No curated palette has a color within ΔE 0.04 of #778FF4.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.029
- Lavender Blue #8B88F8 ΔE 0.031
- Soft Blue #6488EA ΔE 0.034
- Perrywinkle #8F8CE7 ΔE 0.036
- Periwinkle Blue #8F99FB ΔE 0.043
- Periwinkle #8E82FE ΔE 0.046
- Chefchaouen Blue #4895EF ΔE 0.049
- Dark Sky Blue #448EE4 ΔE 0.059
Use #778FF4 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.