#91C4CC
Closest named color: Light Cornflower Blue (#98C1D9). oklch(78.7% 0.054 208.1), rgb(145, 196, 204).
Aa
Black text reads best on this color (10.97:1).
About this color
#91C4CC is a light, muted teal or cyan. In OKLCH its lightness is 79%, its chroma 0.054 and its hue 208°. Its hue sits on the cool side of the wheel. The nearest named color is Light Cornflower Blue (#98C1D9), ΔE 0.025 away. Black text reads best on it, at 10.97:1.
| Hue family | Teals and cyans |
| Lightness | light (79%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Light Cornflower Blue (#98C1D9) |
| Black text | 10.97:1 |
| White text | 1.91:1 |
Values
| HEX | #91C4CC |
| RGB | rgb(145, 196, 204) |
| HSL | hsl(188, 37%, 68%) |
| OKLCH | oklch(78.7% 0.054 208.1) |
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 #91C4CC | 1.91:1 | Fails | Lc -40.8 | Non-text elements, placeholder text |
| Black text on #91C4CC | 10.97:1 | AAA | Lc 67.4 | Content text, not long reading |
| #91C4CC text on white | 1.91:1 | Fails | Lc 36.5 | Non-text elements, placeholder text |
| #91C4CC text on black | 10.97:1 | AAA | Lc -66.0 | 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
#C3DFE4
oklch(88.5% 0.03 209.6)
-
Step 300
300 (this color)
#91C4CC
oklch(78.7% 0.054 208.1)
-
Step 400
400
#57B0BD
oklch(70.7% 0.087 208)
-
Step 500
500
#009BAC
oklch(63.1% 0.109 208.4)
-
Step 600
600
#008291
oklch(55.5% 0.096 208.9)
-
Step 700
700
#006E7A
oklch(49.2% 0.085 207.9)
-
Step 800
800
#005A64
oklch(42.8% 0.073 207.9)
-
Step 900
900
#004B54
oklch(37.8% 0.065 208.5)
-
Step 950
950
#012C32
oklch(26.9% 0.046 209.1)
#91C4CC 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) | #BCC0CD | 0.054 |
| Deuteranopia (no green cones) | #B1B8CC | 0.048 |
| Tritanopia (no blue cones) | #7DC8C6 | 0.026 |
| Achromatopsia (no color) | #BBBBBB | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91C4CC
#91C4CC
oklch(78.7% 0.054 208.1)
- #DBADA6
#DBADA6
oklch(78.7% 0.055 28.3)
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 #91C4CC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Cornflower Blue #98C1D9 ΔE 0.025
- Light Grey Blue #9DBCD4 ΔE 0.031
- Cloudy Blue #ACC2D9 ΔE 0.040
- Sky Blue #87CEEB ΔE 0.044
- French Gray #ADB5BD ΔE 0.048
- Light Steel Blue #B0C4DE ΔE 0.048
- Tiffany Blue #94D2BD ΔE 0.051
- Pale Teal #82CBB2 ΔE 0.051
Use #91C4CC 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.