#91C9D5
Closest named color: Light Cornflower Blue (#98C1D9). oklch(80.1% 0.06 212.4), rgb(145, 201, 213).
Aa
Black text reads best on this color (11.51:1).
About this color
#91C9D5 is a light, muted teal or cyan. In OKLCH its lightness is 80%, its chroma 0.060 and its hue 212°. Its hue sits on the cool side of the wheel. The nearest named color is Light Cornflower Blue (#98C1D9), ΔE 0.025 away. Black text reads best on it, at 11.51:1.
| Hue family | Teals and cyans |
| Lightness | light (80%) |
| Chroma | muted (0.060) |
| Temperature | cool |
| Nearest name | Light Cornflower Blue (#98C1D9) |
| Black text | 11.51:1 |
| White text | 1.82:1 |
Values
| HEX | #91C9D5 |
| RGB | rgb(145, 201, 213) |
| HSL | hsl(191, 45%, 70%) |
| OKLCH | oklch(80.1% 0.06 212.4) |
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 #91C9D5 | 1.82:1 | Fails | Lc -38.1 | Non-text elements, placeholder text |
| Black text on #91C9D5 | 11.51:1 | AAA | Lc 69.9 | Content text, not long reading |
| #91C9D5 text on white | 1.82:1 | Fails | Lc 34.0 | Non-text elements, placeholder text |
| #91C9D5 text on black | 11.51:1 | AAA | Lc -68.6 | 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
#F0F7F9
oklch(97.1% 0.008 216.6)
-
Step 100
100
#DDEDF1
oklch(93.5% 0.018 214.4)
-
Step 200
200
#C1DFE6
oklch(88.4% 0.033 213.4)
-
Step 300
300 (this color)
#91C9D5
oklch(80.1% 0.06 212.4)
-
Step 400
400
#4CB0C4
oklch(70.6% 0.096 212.9)
-
Step 500
500
#009AB0
oklch(63% 0.11 212.4)
-
Step 600
600
#008295
oklch(55.7% 0.097 212.5)
-
Step 700
700
#006D7D
oklch(49.1% 0.086 212.3)
-
Step 800
800
#005967
oklch(42.6% 0.075 213)
-
Step 900
900
#004A56
oklch(37.6% 0.066 213)
-
Step 950
950
#002C34
oklch(26.9% 0.047 213.2)
#91C9D5 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) | #BFC5D6 | 0.056 |
| Deuteranopia (no green cones) | #B4BCD5 | 0.052 |
| Tritanopia (no blue cones) | #79CECD | 0.032 |
| Achromatopsia (no color) | #C0C0C0 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91C9D5
#91C9D5
oklch(80.1% 0.06 212.4)
- #E2B1A6
#E2B1A6
oklch(80.2% 0.06 32.9)
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 #91C9D5, 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
- Sky Blue #87CEEB ΔE 0.030
- Light Grey Blue #9DBCD4 ΔE 0.036
- Cloudy Blue #ACC2D9 ΔE 0.037
- Light Steel Blue #B0C4DE ΔE 0.043
- Tiffany Blue #94D2BD ΔE 0.049
- Light Sky Blue #87CEFA ΔE 0.051
- Light Blue Grey #B7C9E2 ΔE 0.051
Use #91C9D5 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.