#91C1DD
Closest named color: Light Cornflower Blue (#98C1D9). oklch(78.7% 0.064 234.3), rgb(145, 193, 221).
Aa
Black text reads best on this color (10.87:1).
About this color
#91C1DD is a light, muted blue. In OKLCH its lightness is 79%, its chroma 0.064 and its hue 234°. Its hue sits on the cool side of the wheel. The nearest named color is Light Cornflower Blue (#98C1D9), ΔE 0.009 away. Black text reads best on it, at 10.87:1.
| Hue family | Blues |
| Lightness | light (79%) |
| Chroma | muted (0.064) |
| Temperature | cool |
| Nearest name | Light Cornflower Blue (#98C1D9) |
| Black text | 10.87:1 |
| White text | 1.93:1 |
Values
| HEX | #91C1DD |
| RGB | rgb(145, 193, 221) |
| HSL | hsl(202, 53%, 72%) |
| OKLCH | oklch(78.7% 0.064 234.3) |
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 #91C1DD | 1.93:1 | Fails | Lc -41.3 | Non-text elements, placeholder text |
| Black text on #91C1DD | 10.87:1 | AAA | Lc 67.0 | Content text, not long reading |
| #91C1DD text on white | 1.93:1 | Fails | Lc 36.9 | Non-text elements, placeholder text |
| #91C1DD text on black | 10.87:1 | AAA | Lc -65.5 | 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
#F0F7FA
oklch(97.2% 0.008 225.1)
-
Step 100
100
#DEECF5
oklch(93.5% 0.019 235.7)
-
Step 200
200
#C3DEEE
oklch(88.6% 0.036 233.8)
-
Step 300
300 (this color)
#91C1DD
oklch(78.7% 0.064 234.3)
-
Step 400
400
#59ABD7
oklch(70.7% 0.103 234.2)
-
Step 500
500
#0595CD
oklch(63.2% 0.132 234.4)
-
Step 600
600
#007DAD
oklch(55.6% 0.117 234.3)
-
Step 700
700
#006992
oklch(49.1% 0.103 234.3)
-
Step 800
800
#005678
oklch(42.7% 0.089 233.9)
-
Step 900
900
#004865
oklch(37.8% 0.079 233.7)
-
Step 950
950
#022A3D
oklch(26.9% 0.055 234.8)
#91C1DD 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) | #B4BFDE | 0.043 |
| Deuteranopia (no green cones) | #A9B7DD | 0.037 |
| Tritanopia (no blue cones) | #77C9CA | 0.049 |
| Achromatopsia (no color) | #BABABA | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91C1DD
#91C1DD
oklch(78.7% 0.064 234.3)
- #DBAF93
#DBAF93
oklch(78.7% 0.064 54)
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 #91C1DD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Cornflower Blue #98C1D9 ΔE 0.009
- Light Grey Blue #9DBCD4 ΔE 0.019
- Cloudy Blue #ACC2D9 ΔE 0.033
- Sky Blue #87CEEB ΔE 0.035
- Lightblue #7BC8F6 ΔE 0.039
- Light Steel Blue #B0C4DE ΔE 0.039
- Sky #82CAFC ΔE 0.044
- Light Sky Blue #87CEFA ΔE 0.045
Use #91C1DD 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.