#91C0DF
Closest named color: Light Cornflower Blue (#98C1D9). oklch(78.5% 0.067 237.6), rgb(145, 192, 223).
Aa
Black text reads best on this color (10.80:1).
About this color
#91C0DF is a light, muted blue. In OKLCH its lightness is 79%, its chroma 0.067 and its hue 238°. Its hue sits on the cool side of the wheel. The nearest named color is Light Cornflower Blue (#98C1D9), ΔE 0.012 away. Black text reads best on it, at 10.80:1.
| Hue family | Blues |
| Lightness | light (79%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Light Cornflower Blue (#98C1D9) |
| Black text | 10.80:1 |
| White text | 1.94:1 |
Values
| HEX | #91C0DF |
| RGB | rgb(145, 192, 223) |
| HSL | hsl(204, 55%, 72%) |
| OKLCH | oklch(78.5% 0.067 237.6) |
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 #91C0DF | 1.94:1 | Fails | Lc -41.6 | Non-text elements, placeholder text |
| Black text on #91C0DF | 10.80:1 | AAA | Lc 66.7 | Content text, not long reading |
| #91C0DF text on white | 1.94:1 | Fails | Lc 37.2 | Non-text elements, placeholder text |
| #91C0DF text on black | 10.80:1 | AAA | Lc -65.2 | 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
#F0F6FB
oklch(97% 0.009 242.8)
-
Step 100
100
#DFECF5
oklch(93.6% 0.018 237.8)
-
Step 200
200
#C3DDEF
oklch(88.4% 0.037 238.1)
-
Step 300
300 (this color)
#91C0DF
oklch(78.5% 0.067 237.6)
-
Step 400
400
#5AAADB
oklch(70.7% 0.106 237.7)
-
Step 500
500
#0F93D1
oklch(63% 0.136 237.9)
-
Step 600
600
#007CB2
oklch(55.6% 0.123 237.7)
-
Step 700
700
#006896
oklch(49.1% 0.108 237.6)
-
Step 800
800
#00557C
oklch(42.7% 0.094 237.9)
-
Step 900
900
#004768
oklch(37.7% 0.083 237.5)
-
Step 950
950
#032A3E
oklch(27% 0.056 236.7)
#91C0DF 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) | #B2BFE1 | 0.041 |
| Deuteranopia (no green cones) | #A8B6DF | 0.037 |
| Tritanopia (no blue cones) | #77C8CA | 0.051 |
| Achromatopsia (no color) | #BABABA | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91C0DF
#91C0DF
oklch(78.5% 0.067 237.6)
- #DAAF8F
#DAAF8F
oklch(78.5% 0.067 58.2)
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 #91C0DF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Cornflower Blue #98C1D9 ΔE 0.012
- Light Grey Blue #9DBCD4 ΔE 0.019
- Cloudy Blue #ACC2D9 ΔE 0.034
- Sky Blue #87CEEB ΔE 0.037
- Lightblue #7BC8F6 ΔE 0.037
- Light Steel Blue #B0C4DE ΔE 0.040
- Sky #82CAFC ΔE 0.043
- Light Sky Blue #87CEFA ΔE 0.045
Use #91C0DF 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.