#91BFC3
Closest named color: Light Grey Blue (#9DBCD4). oklch(77.3% 0.049 202.9), rgb(145, 191, 195).
Aa
Black text reads best on this color (10.44:1).
About this color
#91BFC3 is a medium-light, muted teal or cyan. In OKLCH its lightness is 77%, its chroma 0.049 and its hue 203°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.033 away. Black text reads best on it, at 10.44:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (77%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.44:1 |
| White text | 2.01:1 |
Values
| HEX | #91BFC3 |
| RGB | rgb(145, 191, 195) |
| HSL | hsl(185, 29%, 67%) |
| OKLCH | oklch(77.3% 0.049 202.9) |
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 #91BFC3 | 2.01:1 | Fails | Lc -43.4 | Non-text elements, placeholder text |
| Black text on #91BFC3 | 10.44:1 | AAA | Lc 65.0 | Content text, not long reading |
| #91BFC3 text on white | 2.01:1 | Fails | Lc 39.0 | Non-text elements, placeholder text |
| #91BFC3 text on black | 10.44:1 | AAA | Lc -63.4 | Content text, not long reading |
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 300.
-
Step 50
50
#F1F7F7
oklch(97.2% 0.006 197.1)
-
Step 100
100
#E0EDEE
oklch(93.7% 0.014 202.5)
-
Step 200
200
#C5DFE1
oklch(88.5% 0.028 202.3)
-
Step 300
300 (this color)
#91BFC3
oklch(77.3% 0.049 202.9)
-
Step 400
400
#60AFB6
oklch(70.6% 0.078 203)
-
Step 500
500
#239BA4
oklch(63.1% 0.1 202.7)
-
Step 600
600
#00838C
oklch(55.6% 0.095 203.3)
-
Step 700
700
#006E76
oklch(49.1% 0.084 203.6)
-
Step 800
800
#005A60
oklch(42.6% 0.073 202.7)
-
Step 900
900
#004B51
oklch(37.6% 0.064 204)
-
Step 950
950
#062C2F
oklch(26.9% 0.041 202.8)
#91BFC3 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) | #B8BBC3 | 0.049 |
| Deuteranopia (no green cones) | #AFB4C3 | 0.046 |
| Tritanopia (no blue cones) | #81C3C0 | 0.021 |
| Achromatopsia (no color) | #B7B7B7 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91BFC3
#91BFC3
oklch(77.3% 0.049 202.9)
- #D3AAA7
#D3AAA7
oklch(77.4% 0.048 23.1)
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 #91BFC3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.033
- Light Cornflower Blue #98C1D9 ΔE 0.033
- French Gray #ADB5BD ΔE 0.040
- Cloudy Blue #ACC2D9 ΔE 0.048
- Pale Teal #82CBB2 ΔE 0.050
- Tiffany Blue #94D2BD ΔE 0.057
- Light Steel Blue #B0C4DE ΔE 0.057
- Sky Blue #87CEEB ΔE 0.059
Use #91BFC3 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.