#77BBC9
Closest named color: Light Grey Blue (#9DBCD4). oklch(75.2% 0.072 212.1), rgb(119, 187, 201).
Aa
Black text reads best on this color (9.73:1).
About this color
#77BBC9 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 75%, its chroma 0.072 and its hue 212°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.047 away. Black text reads best on it, at 9.73:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.73:1 |
| White text | 2.15:1 |
Values
| HEX | #77BBC9 |
| RGB | rgb(119, 187, 201) |
| HSL | hsl(190, 43%, 63%) |
| OKLCH | oklch(75.2% 0.072 212.1) |
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 #77BBC9 | 2.15:1 | Fails | Lc -47.0 | Large or bold text, headings |
| Black text on #77BBC9 | 9.73:1 | AAA | Lc 61.7 | Content text, not long reading |
| #77BBC9 text on white | 2.15:1 | Fails | Lc 42.3 | Non-text elements, placeholder text |
| #77BBC9 text on black | 9.73:1 | AAA | Lc -59.9 | 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
#F1F7F8
oklch(97.2% 0.007 208.8)
-
Step 100
100
#E1ECEF
oklch(93.6% 0.012 215.8)
-
Step 200
200
#C7DEE3
oklch(88.5% 0.025 212.2)
-
Step 300
300
#A0C9D2
oklch(80.9% 0.045 212.6)
-
Step 400
400 (this color)
#77BBC9
oklch(75.2% 0.072 212.1)
-
Step 500
500
#3898AA
oklch(63.1% 0.092 212.4)
-
Step 600
600
#008294
oklch(55.7% 0.097 211.6)
-
Step 700
700
#006D7D
oklch(49.1% 0.086 212.3)
-
Step 800
800
#005967
oklch(42.6% 0.075 213)
-
Step 900
900
#0F4A54
oklch(37.8% 0.059 211.7)
-
Step 950
950
#0C2B31
oklch(26.9% 0.038 212.5)
#77BBC9 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) | #B0B6CA | 0.068 |
| Deuteranopia (no green cones) | #A2ACC9 | 0.061 |
| Tritanopia (no blue cones) | #54C1BF | 0.039 |
| Achromatopsia (no color) | #B0B0B0 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #77BBC9
#77BBC9
oklch(75.2% 0.072 212.1)
- #D89E92
#D89E92
oklch(75.1% 0.072 32)
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 #77BBC9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.047
- Light Cornflower Blue #98C1D9 ΔE 0.048
- Cool Steel #97A7B3 ΔE 0.060
- Vivid Sky Blue #4CC9F0 ΔE 0.061
- French Gray #ADB5BD ΔE 0.063
- Bluegrey #85A3B2 ΔE 0.065
- Medium Turquoise #48D1CC ΔE 0.065
- Pale Teal #82CBB2 ΔE 0.066
Use #77BBC9 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.