#77ACDC
Closest named color: Greyblue (#77A1B5). oklch(72.6% 0.09 246.7), rgb(119, 172, 220).
Aa
Black text reads best on this color (8.71:1).
About this color
#77ACDC is a medium-light, moderately saturated blue. In OKLCH its lightness is 73%, its chroma 0.090 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.058 away. Black text reads best on it, at 8.71:1.
| Hue family | Blues |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.090) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 8.71:1 |
| White text | 2.40:1 |
Values
| HEX | #77ACDC |
| RGB | rgb(119, 172, 220) |
| HSL | hsl(209, 59%, 66%) |
| OKLCH | oklch(72.6% 0.09 246.7) |
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 #77ACDC | 2.40:1 | Fails | Lc -52.3 | Large or bold text, headings |
| Black text on #77ACDC | 8.71:1 | AAA | Lc 56.6 | Large or bold text, headings |
| #77ACDC text on white | 2.40:1 | Fails | Lc 47.3 | Large or bold text, headings |
| #77ACDC text on black | 8.71:1 | AAA | Lc -54.7 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF4
oklch(93.6% 0.016 248)
-
Step 200
200
#C9DCED
oklch(88.6% 0.031 245.1)
-
Step 300
300
#A4C5E3
oklch(80.9% 0.055 246)
-
Step 400
400 (this color)
#77ACDC
oklch(72.6% 0.09 246.7)
-
Step 500
500
#498FCB
oklch(63.1% 0.115 246.8)
-
Step 600
600
#2778B8
oklch(55.6% 0.125 246.9)
-
Step 700
700
#19659E
oklch(49.2% 0.115 246.5)
-
Step 800
800
#185280
oklch(42.6% 0.096 247)
-
Step 900
900
#1B4567
oklch(37.8% 0.075 246.1)
-
Step 950
950
#11283C
oklch(26.9% 0.047 246.9)
#77ACDC 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) | #98ADDE | 0.040 |
| Deuteranopia (no green cones) | #8BA2DB | 0.033 |
| Tritanopia (no blue cones) | #4CB7BC | 0.076 |
| Achromatopsia (no color) | #A7A7A7 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #77ACDC
#77ACDC
oklch(72.6% 0.09 246.7)
- #CD9B68
#CD9B68
oklch(72.5% 0.09 66.2)
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 #77ACDC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.058
- Carolina Blue #8AB8FE ΔE 0.060
- Bluegrey #85A3B2 ΔE 0.060
- Bluey Grey #89A0B0 ΔE 0.064
- Cool Steel #97A7B3 ΔE 0.065
- Light Grey Blue #9DBCD4 ΔE 0.069
- Cool Gray #8D99AE ΔE 0.073
- Light Cornflower Blue #98C1D9 ΔE 0.074
Use #77ACDC 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.