#77AAFD
Closest named color: Carolina Blue (#8AB8FE). oklch(73.7% 0.133 259.8), rgb(119, 170, 253).
Aa
Black text reads best on this color (8.95:1).
About this color
#77AAFD is a medium-light, moderately saturated blue. In OKLCH its lightness is 74%, its chroma 0.133 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.045 away. Black text reads best on it, at 8.95:1.
| Hue family | Blues |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.133) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 8.95:1 |
| White text | 2.34:1 |
Values
| HEX | #77AAFD |
| RGB | rgb(119, 170, 253) |
| HSL | hsl(217, 97%, 73%) |
| OKLCH | oklch(73.7% 0.133 259.8) |
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 #77AAFD | 2.34:1 | Fails | Lc -51.0 | Large or bold text, headings |
| Black text on #77AAFD | 8.95:1 | AAA | Lc 57.9 | Large or bold text, headings |
| #77AAFD text on white | 2.34:1 | Fails | Lc 46.1 | Large or bold text, headings |
| #77AAFD text on black | 8.95:1 | AAA | Lc -56.0 | 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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E1EBFA
oklch(93.7% 0.023 258.4)
-
Step 200
200
#C8DAF8
oklch(88.4% 0.046 260.7)
-
Step 300
300
#A1C2F7
oklch(80.9% 0.084 259.8)
-
Step 400
400 (this color)
#77AAFD
oklch(73.7% 0.133 259.8)
-
Step 500
500
#4786EE
oklch(63% 0.17 259.9)
-
Step 600
600
#286DDD
oklch(55.6% 0.185 259.9)
-
Step 700
700
#1A5AC0
oklch(49% 0.173 259.9)
-
Step 800
800
#184A9B
oklch(42.6% 0.143 259.9)
-
Step 900
900
#1A3F7B
oklch(37.6% 0.111 259.7)
-
Step 950
950
#102548
oklch(26.9% 0.071 260)
#77AAFD 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) | #89B0FF | 0.027 |
| Deuteranopia (no green cones) | #79A3FB | 0.018 |
| Tritanopia (no blue cones) | #2CBCC8 | 0.118 |
| Achromatopsia (no color) | #A9A9A9 | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #77AAFD
#77AAFD
oklch(73.7% 0.133 259.8)
- #D69F37
#D69F37
oklch(73.7% 0.133 79.4)
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 #77AAFD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.045
- Periwinkle Blue #8F99FB ΔE 0.049
- Cornflower Blue #6495ED ΔE 0.063
- Deep Sky Blue #00BFFF ΔE 0.075
- Chefchaouen Blue #4895EF ΔE 0.078
- Perrywinkle #8F8CE7 ΔE 0.079
- Pastel Blue #A2BFFE ΔE 0.080
- Lightblue #7BC8F6 ΔE 0.085
Use #77AAFD 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.