#91CDE0
Closest named color: Sky Blue (#87CEEB). oklch(81.4% 0.067 219.6), rgb(145, 205, 224).
Aa
Black text reads best on this color (12.01:1).
About this color
#91CDE0 is a light, muted teal or cyan. In OKLCH its lightness is 81%, its chroma 0.067 and its hue 220°. Its hue sits on the cool side of the wheel. The nearest named color is Sky Blue (#87CEEB), ΔE 0.017 away. Black text reads best on it, at 12.01:1.
| Hue family | Teals and cyans |
| Lightness | light (81%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Sky Blue (#87CEEB) |
| Black text | 12.01:1 |
| White text | 1.74:1 |
Values
| HEX | #91CDE0 |
| RGB | rgb(145, 205, 224) |
| HSL | hsl(194, 56%, 72%) |
| OKLCH | oklch(81.4% 0.067 219.6) |
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 #91CDE0 | 1.74:1 | Fails | Lc -35.7 | Non-text elements, placeholder text |
| Black text on #91CDE0 | 12.01:1 | AAA | Lc 72.0 | Content text, not long reading |
| #91CDE0 text on white | 1.74:1 | Fails | Lc 31.8 | Non-text elements, placeholder text |
| #91CDE0 text on black | 12.01:1 | AAA | Lc -70.9 | 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
#EFF7FA
oklch(97.1% 0.009 222.1)
-
Step 100
100
#DCEDF3
oklch(93.5% 0.02 220.9)
-
Step 200
200
#BFE0EA
oklch(88.6% 0.037 218)
-
Step 300
300 (this color)
#91CDE0
oklch(81.4% 0.067 219.6)
-
Step 400
400
#42B0CE
oklch(70.7% 0.107 219.4)
-
Step 500
500
#0099B9
oklch(63.1% 0.115 219.7)
-
Step 600
600
#00809C
oklch(55.5% 0.101 220.3)
-
Step 700
700
#006C83
oklch(49.1% 0.089 219.3)
-
Step 800
800
#00586C
oklch(42.6% 0.078 220.2)
-
Step 900
900
#004A5A
oklch(37.8% 0.068 218.5)
-
Step 950
950
#002C37
oklch(27.1% 0.049 219.4)
#91CDE0 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) | #C1C9E1 | 0.058 |
| Deuteranopia (no green cones) | #B5C0E0 | 0.052 |
| Tritanopia (no blue cones) | #74D4D3 | 0.042 |
| Achromatopsia (no color) | #C4C4C4 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91CDE0
#91CDE0
oklch(81.4% 0.067 219.6)
- #E9B4A2
#E9B4A2
oklch(81.3% 0.067 39.6)
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 #91CDE0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sky Blue #87CEEB ΔE 0.017
- Light Cornflower Blue #98C1D9 ΔE 0.031
- Light Sky Blue #87CEFA ΔE 0.037
- Cloudy Blue #ACC2D9 ΔE 0.039
- Light Steel Blue #B0C4DE ΔE 0.041
- Lightblue #7BC8F6 ΔE 0.043
- Light Grey Blue #9DBCD4 ΔE 0.044
- Sky #82CAFC ΔE 0.045
Use #91CDE0 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.