#91CBC4
Closest named color: Tiffany Blue (#94D2BD). oklch(80% 0.061 186.7), rgb(145, 203, 196).
Aa
Black text reads best on this color (11.54:1).
About this color
#91CBC4 is a light, muted teal or cyan. In OKLCH its lightness is 80%, its chroma 0.061 and its hue 187°. Its hue sits on the cool side of the wheel. The nearest named color is Tiffany Blue (#94D2BD), ΔE 0.025 away. Black text reads best on it, at 11.54:1.
| Hue family | Teals and cyans |
| Lightness | light (80%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Tiffany Blue (#94D2BD) |
| Black text | 11.54:1 |
| White text | 1.81:1 |
Values
| HEX | #91CBC4 |
| RGB | rgb(145, 203, 196) |
| HSL | hsl(173, 36%, 68%) |
| OKLCH | oklch(80% 0.061 186.7) |
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 #91CBC4 | 1.81:1 | Fails | Lc -38.0 | Non-text elements, placeholder text |
| Black text on #91CBC4 | 11.54:1 | AAA | Lc 70.0 | Content text, not long reading |
| #91CBC4 text on white | 1.81:1 | Fails | Lc 33.9 | Non-text elements, placeholder text |
| #91CBC4 text on black | 11.54:1 | AAA | Lc -68.7 | 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
#F0F7F6
oklch(97.1% 0.008 186.9)
-
Step 100
100
#DEEEEC
oklch(93.7% 0.017 187.9)
-
Step 200
200
#C1E1DD
oklch(88.5% 0.034 187.4)
-
Step 300
300 (this color)
#91CBC4
oklch(80% 0.061 186.7)
-
Step 400
400
#4CB4AA
oklch(70.6% 0.097 186.6)
-
Step 500
500
#009F94
oklch(63.2% 0.111 186.2)
-
Step 600
600
#00857C
oklch(55.5% 0.097 186.5)
-
Step 700
700
#007069
oklch(49.1% 0.086 187.3)
-
Step 800
800
#005C56
oklch(42.8% 0.075 187.1)
-
Step 900
900
#004D47
oklch(37.8% 0.066 185.9)
-
Step 950
950
#002E2A
oklch(27.1% 0.048 185.8)
#91CBC4 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) | #C5C5C4 | 0.065 |
| Deuteranopia (no green cones) | #BABDC5 | 0.060 |
| Tritanopia (no blue cones) | #7FCEC9 | 0.018 |
| Achromatopsia (no color) | #C0C0C0 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91CBC4
#91CBC4
oklch(80% 0.061 186.7)
- #E1AEB7
#E1AEB7
oklch(80% 0.061 6.7)
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 #91CBC4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tiffany Blue #94D2BD ΔE 0.025
- Pale Teal #82CBB2 ΔE 0.032
- Seafoam Blue #78D1B6 ΔE 0.040
- Light Cornflower Blue #98C1D9 ΔE 0.048
- Sky Blue #87CEEB ΔE 0.054
- Light Grey Blue #9DBCD4 ΔE 0.055
- Cloudy Blue #ACC2D9 ΔE 0.056
- Celeste #A8DADC ΔE 0.056
Use #91CBC4 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.