#777DEF
Closest named color: Cornflower (#6A79F7). oklch(63.9% 0.168 278.3), rgb(119, 125, 239).
Aa
Black text reads best on this color (5.96:1).
About this color
#777DEF is a medium-light, vivid blue. In OKLCH its lightness is 64%, its chroma 0.168 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.025 away. Black text reads best on it, at 5.96:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.168) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 5.96:1 |
| White text | 3.52:1 |
Values
| HEX | #777DEF |
| RGB | rgb(119, 125, 239) |
| HSL | hsl(237, 79%, 70%) |
| OKLCH | oklch(63.9% 0.168 278.3) |
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 #777DEF | 3.52:1 | AA large text | Lc -68.0 | Content text, not long reading |
| Black text on #777DEF | 5.96:1 | AA | Lc 41.5 | Non-text elements, placeholder text |
| #777DEF text on white | 3.52:1 | AA large text | Lc 62.6 | Content text, not long reading |
| #777DEF text on black | 5.96:1 | AA | Lc -39.1 | 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E6E9FA
oklch(93.7% 0.023 277.9)
-
Step 200
200
#D2D7F8
oklch(88.6% 0.046 278.6)
-
Step 300
300
#B4BCF6
oklch(80.9% 0.082 278.3)
-
Step 400
400
#8E97F1
oklch(70.7% 0.131 278.1)
-
Step 500
500 (this color)
#777DEF
oklch(63.9% 0.168 278.3)
-
Step 600
600
#5F60DA
oklch(55.5% 0.182 278.3)
-
Step 700
700
#4F4FBE
oklch(49.2% 0.17 278.1)
-
Step 800
800
#404199
oklch(42.6% 0.14 278.1)
-
Step 900
900
#36387A
oklch(37.7% 0.11 278.4)
-
Step 950
950
#1F2147
oklch(26.8% 0.07 278.3)
#777DEF 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) | #498DF3 | 0.059 |
| Deuteranopia (no green cones) | #3E84ED | 0.061 |
| Tritanopia (no blue cones) | #4696AB | 0.147 |
| Achromatopsia (no color) | #898989 | 0.168 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #777DEF
#777DEF
oklch(63.9% 0.168 278.3)
- #A18C00
#A18C00
oklch(64% 0.132 98.6)
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 #777DEF, closest first.
No curated palette has a color within ΔE 0.04 of #777DEF.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.025
- Soft Blue #6488EA ΔE 0.036
- Periwinkle #8E82FE ΔE 0.042
- Lavender Blue #8B88F8 ΔE 0.043
- Medium Slate Blue #7B68EE ΔE 0.049
- Medium Purple #9370DB ΔE 0.054
- Perrywinkle #8F8CE7 ΔE 0.056
- Cornflower Blue #6495ED ΔE 0.063
Use #777DEF 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.