#778FFB
Closest named color: Lavender Blue (#8B88F8). oklch(68.1% 0.161 272.1), rgb(119, 143, 251).
Aa
Black text reads best on this color (7.10:1).
About this color
#778FFB is a medium-light, vivid blue. In OKLCH its lightness is 68%, its chroma 0.161 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender Blue (#8B88F8), ΔE 0.029 away. Black text reads best on it, at 7.10:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.161) |
| Temperature | cool |
| Nearest name | Lavender Blue (#8B88F8) |
| Black text | 7.10:1 |
| White text | 2.95:1 |
Values
| HEX | #778FFB |
| RGB | rgb(119, 143, 251) |
| HSL | hsl(229, 94%, 73%) |
| OKLCH | oklch(68.1% 0.161 272.1) |
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 #778FFB | 2.95:1 | Fails | Lc -61.2 | Content text, not long reading |
| Black text on #778FFB | 7.10:1 | AAA | Lc 48.2 | Large or bold text, headings |
| #778FFB text on white | 2.95:1 | Fails | Lc 55.9 | Large or bold text, headings |
| #778FFB text on black | 7.10:1 | AAA | Lc -45.9 | 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
#F2F5FF
oklch(97.1% 0.014 272.7)
-
Step 100
100
#E3E9FE
oklch(93.6% 0.029 273.1)
-
Step 200
200
#CCD8FF
oklch(88.6% 0.055 271.8)
-
Step 300
300
#ABBDFF
oklch(80.9% 0.096 272.3)
-
Step 400
400 (this color)
#778FFB
oklch(68.1% 0.161 272.1)
-
Step 500
500
#637AFF
oklch(63.2% 0.198 272.1)
-
Step 600
600
#4C5CF3
oklch(55.6% 0.224 272.1)
-
Step 700
700
#3E4AD4
oklch(49.1% 0.209 272.1)
-
Step 800
800
#333EAB
oklch(42.7% 0.172 272.3)
-
Step 900
900
#2B3787
oklch(37.7% 0.134 271.9)
-
Step 950
950
#19214F
oklch(27% 0.085 272.1)
#778FFB 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) | #619CFF | 0.037 |
| Deuteranopia (no green cones) | #5291F9 | 0.039 |
| Tritanopia (no blue cones) | #37A6B9 | 0.143 |
| Achromatopsia (no color) | #969696 | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #778FFB
#778FFB
oklch(68.1% 0.161 272.1)
- #B79500
#B79500
oklch(68.1% 0.139 92.5)
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 #778FFB, closest first.
No curated palette has a color within ΔE 0.04 of #778FFB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender Blue #8B88F8 ΔE 0.029
- Cornflower Blue #6495ED ΔE 0.035
- Soft Blue #6488EA ΔE 0.039
- Perrywinkle #8F8CE7 ΔE 0.041
- Periwinkle #8E82FE ΔE 0.042
- Periwinkle Blue #8F99FB ΔE 0.043
- Chefchaouen Blue #4895EF ΔE 0.053
- Cornflower #6A79F7 ΔE 0.059
Use #778FFB 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.