#91BCE0
Closest named color: Light Cornflower Blue (#98C1D9). oklch(77.7% 0.069 244.1), rgb(145, 188, 224).
Aa
Black text reads best on this color (10.47:1).
About this color
#91BCE0 is a medium-light, muted blue. In OKLCH its lightness is 78%, its chroma 0.069 and its hue 244°. Its hue sits on the cool side of the wheel. The nearest named color is Light Cornflower Blue (#98C1D9), ΔE 0.021 away. Black text reads best on it, at 10.47:1.
| Hue family | Blues |
| Lightness | medium-light (78%) |
| Chroma | muted (0.069) |
| Temperature | cool |
| Nearest name | Light Cornflower Blue (#98C1D9) |
| Black text | 10.47:1 |
| White text | 2.00:1 |
Values
| HEX | #91BCE0 |
| RGB | rgb(145, 188, 224) |
| HSL | hsl(207, 56%, 72%) |
| OKLCH | oklch(77.7% 0.069 244.1) |
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 #91BCE0 | 2.00:1 | Fails | Lc -43.3 | Non-text elements, placeholder text |
| Black text on #91BCE0 | 10.47:1 | AAA | Lc 65.1 | Content text, not long reading |
| #91BCE0 text on white | 2.00:1 | Fails | Lc 38.8 | Non-text elements, placeholder text |
| #91BCE0 text on black | 10.47:1 | AAA | Lc -63.5 | 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
#F0F6FB
oklch(97% 0.009 242.8)
-
Step 100
100
#DFECF7
oklch(93.7% 0.02 243.4)
-
Step 200
200
#C5DDF1
oklch(88.6% 0.038 243.3)
-
Step 300
300 (this color)
#91BCE0
oklch(77.7% 0.069 244.1)
-
Step 400
400
#60A8E1
oklch(70.8% 0.111 244.2)
-
Step 500
500
#2790D8
oklch(63% 0.142 244.4)
-
Step 600
600
#0079BD
oklch(55.5% 0.138 244.2)
-
Step 700
700
#0066A0
oklch(49.2% 0.121 244)
-
Step 800
800
#005384
oklch(42.6% 0.106 244.3)
-
Step 900
900
#02456E
oklch(37.6% 0.092 244.1)
-
Step 950
950
#072941
oklch(27.1% 0.059 244.2)
#91BCE0 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) | #ADBCE2 | 0.035 |
| Deuteranopia (no green cones) | #A3B3DF | 0.030 |
| Tritanopia (no blue cones) | #77C5C8 | 0.057 |
| Achromatopsia (no color) | #B7B7B7 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91BCE0
#91BCE0
oklch(77.7% 0.069 244.1)
- #D6AE88
#D6AE88
oklch(77.7% 0.069 65.1)
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 #91BCE0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Cornflower Blue #98C1D9 ΔE 0.021
- Light Grey Blue #9DBCD4 ΔE 0.021
- Cloudy Blue #ACC2D9 ΔE 0.040
- Lightblue #7BC8F6 ΔE 0.041
- Light Steel Blue #B0C4DE ΔE 0.046
- Sky Blue #87CEEB ΔE 0.046
- Sky #82CAFC ΔE 0.047
- Carolina Blue #8AB8FE ΔE 0.049
Use #91BCE0 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.