#91B7E2
Closest named color: Light Grey Blue (#9DBCD4). oklch(76.7% 0.074 251.9), rgb(145, 183, 226).
Aa
Black text reads best on this color (10.07:1).
About this color
#91B7E2 is a medium-light, moderately saturated blue. In OKLCH its lightness is 77%, its chroma 0.074 and its hue 252°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.031 away. Black text reads best on it, at 10.07:1.
| Hue family | Blues |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.07:1 |
| White text | 2.08:1 |
Values
| HEX | #91B7E2 |
| RGB | rgb(145, 183, 226) |
| HSL | hsl(212, 58%, 73%) |
| OKLCH | oklch(76.7% 0.074 251.9) |
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 #91B7E2 | 2.08:1 | Fails | Lc -45.3 | Large or bold text, headings |
| Black text on #91B7E2 | 10.07:1 | AAA | Lc 63.2 | Content text, not long reading |
| #91B7E2 text on white | 2.08:1 | Fails | Lc 40.7 | Non-text elements, placeholder text |
| #91B7E2 text on black | 10.07:1 | AAA | Lc -61.6 | 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
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E0EBF8
oklch(93.6% 0.021 252.5)
-
Step 200
200
#C6DCF4
oklch(88.6% 0.041 250.6)
-
Step 300
300 (this color)
#91B7E2
oklch(76.7% 0.074 251.9)
-
Step 400
400
#67A5E9
oklch(70.8% 0.119 251.9)
-
Step 500
500
#388CE2
oklch(63.1% 0.153 252)
-
Step 600
600
#0174D0
oklch(55.6% 0.166 252)
-
Step 700
700
#0061B0
oklch(49% 0.147 252)
-
Step 800
800
#004F92
oklch(42.6% 0.129 252.3)
-
Step 900
900
#104374
oklch(37.8% 0.099 251.7)
-
Step 950
950
#0C2744
oklch(26.9% 0.063 252.6)
#91B7E2 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) | #A7B8E4 | 0.028 |
| Deuteranopia (no green cones) | #9DB0E1 | 0.022 |
| Tritanopia (no blue cones) | #77C1C5 | 0.065 |
| Achromatopsia (no color) | #B4B4B4 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91B7E2
#91B7E2
oklch(76.7% 0.074 251.9)
- #D1AC7F
#D1AC7F
oklch(76.7% 0.074 71.8)
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 #91B7E2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.031
- Light Cornflower Blue #98C1D9 ΔE 0.035
- Carolina Blue #8AB8FE ΔE 0.041
- Lightblue #7BC8F6 ΔE 0.048
- Pastel Blue #A2BFFE ΔE 0.048
- Cloudy Blue #ACC2D9 ΔE 0.051
- Sky #82CAFC ΔE 0.054
- Light Steel Blue #B0C4DE ΔE 0.056
Use #91B7E2 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.