#91C4CB
Closest named color: Light Cornflower Blue (#98C1D9). oklch(78.7% 0.054 206.7), rgb(145, 196, 203).
Aa
Black text reads best on this color (10.96:1).
About this color
#91C4CB is a light, muted teal or cyan. In OKLCH its lightness is 79%, its chroma 0.054 and its hue 207°. Its hue sits on the cool side of the wheel. The nearest named color is Light Cornflower Blue (#98C1D9), ΔE 0.026 away. Black text reads best on it, at 10.96:1.
| Hue family | Teals and cyans |
| Lightness | light (79%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Light Cornflower Blue (#98C1D9) |
| Black text | 10.96:1 |
| White text | 1.91:1 |
Values
| HEX | #91C4CB |
| RGB | rgb(145, 196, 203) |
| HSL | hsl(187, 36%, 68%) |
| OKLCH | oklch(78.7% 0.054 206.7) |
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 #91C4CB | 1.91:1 | Fails | Lc -40.8 | Non-text elements, placeholder text |
| Black text on #91C4CB | 10.96:1 | AAA | Lc 67.3 | Content text, not long reading |
| #91C4CB text on white | 1.91:1 | Fails | Lc 36.5 | Non-text elements, placeholder text |
| #91C4CB text on black | 10.96:1 | AAA | Lc -65.9 | 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
#DFEDEF
oklch(93.6% 0.015 207.1)
-
Step 200
200
#C3DFE3
oklch(88.4% 0.03 207.1)
-
Step 300
300 (this color)
#91C4CB
oklch(78.7% 0.054 206.7)
-
Step 400
400
#57B0BC
oklch(70.7% 0.087 207.1)
-
Step 500
500
#009BAA
oklch(63% 0.108 206.9)
-
Step 600
600
#00838F
oklch(55.7% 0.095 206.1)
-
Step 700
700
#006E79
oklch(49.2% 0.084 206.9)
-
Step 800
800
#005A63
oklch(42.7% 0.073 206.6)
-
Step 900
900
#004B53
oklch(37.7% 0.065 207)
-
Step 950
950
#012D32
oklch(27.2% 0.046 206.5)
#91C4CB 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) | #BCC0CC | 0.054 |
| Deuteranopia (no green cones) | #B2B8CB | 0.049 |
| Tritanopia (no blue cones) | #7DC8C6 | 0.025 |
| Achromatopsia (no color) | #BBBBBB | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91C4CB
#91C4CB
oklch(78.7% 0.054 206.7)
- #DAADA7
#DAADA7
oklch(78.7% 0.054 27.1)
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 #91C4CB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Cornflower Blue #98C1D9 ΔE 0.026
- Light Grey Blue #9DBCD4 ΔE 0.032
- Cloudy Blue #ACC2D9 ΔE 0.041
- Sky Blue #87CEEB ΔE 0.045
- French Gray #ADB5BD ΔE 0.048
- Light Steel Blue #B0C4DE ΔE 0.049
- Tiffany Blue #94D2BD ΔE 0.050
- Pale Teal #82CBB2 ΔE 0.050
Use #91C4CB 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.