#91C1CB
Closest named color: Light Cornflower Blue (#98C1D9). oklch(78% 0.052 211.9), rgb(145, 193, 203).
Aa
Black text reads best on this color (10.69:1).
About this color
#91C1CB is a light, muted teal or cyan. In OKLCH its lightness is 78%, its chroma 0.052 and its hue 212°. Its hue sits on the cool side of the wheel. The nearest named color is Light Cornflower Blue (#98C1D9), ΔE 0.023 away. Black text reads best on it, at 10.69:1.
| Hue family | Teals and cyans |
| Lightness | light (78%) |
| Chroma | muted (0.052) |
| Temperature | cool |
| Nearest name | Light Cornflower Blue (#98C1D9) |
| Black text | 10.69:1 |
| White text | 1.96:1 |
Values
| HEX | #91C1CB |
| RGB | rgb(145, 193, 203) |
| HSL | hsl(190, 36%, 68%) |
| OKLCH | oklch(78% 0.052 211.9) |
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 #91C1CB | 1.96:1 | Fails | Lc -42.2 | Non-text elements, placeholder text |
| Black text on #91C1CB | 10.69:1 | AAA | Lc 66.1 | Content text, not long reading |
| #91C1CB text on white | 1.96:1 | Fails | Lc 37.8 | Non-text elements, placeholder text |
| #91C1CB text on black | 10.69:1 | AAA | Lc -64.6 | 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
#F0F7F8
oklch(97.1% 0.008 207.1)
-
Step 100
100
#DFEDF0
oklch(93.7% 0.015 212)
-
Step 200
200
#C4DFE4
oklch(88.5% 0.029 210)
-
Step 300
300 (this color)
#91C1CB
oklch(78% 0.052 211.9)
-
Step 400
400
#5CAFBF
oklch(70.8% 0.084 211.7)
-
Step 500
500
#129AAF
oklch(63.1% 0.107 212)
-
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
#005966
oklch(42.6% 0.074 211.8)
-
Step 900
900
#004A56
oklch(37.6% 0.066 213)
-
Step 950
950
#042C33
oklch(27% 0.044 212.2)
#91C1CB 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) | #B8BDCC | 0.049 |
| Deuteranopia (no green cones) | #AFB6CB | 0.045 |
| Tritanopia (no blue cones) | #7EC6C4 | 0.028 |
| Achromatopsia (no color) | #B9B9B9 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91C1CB
#91C1CB
oklch(78% 0.052 211.9)
- #D7ACA3
#D7ACA3
oklch(78.1% 0.052 31.9)
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 #91C1CB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Cornflower Blue #98C1D9 ΔE 0.023
- Light Grey Blue #9DBCD4 ΔE 0.026
- Cloudy Blue #ACC2D9 ΔE 0.040
- French Gray #ADB5BD ΔE 0.043
- Sky Blue #87CEEB ΔE 0.048
- Light Steel Blue #B0C4DE ΔE 0.049
- Pale Teal #82CBB2 ΔE 0.055
- Tiffany Blue #94D2BD ΔE 0.058
Use #91C1CB 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.