#91ADE5
Closest named color: Carolina Blue (#8AB8FE). oklch(74.7% 0.087 263.8), rgb(145, 173, 229).
Aa
Black text reads best on this color (9.31:1).
About this color
#91ADE5 is a medium-light, moderately saturated blue. In OKLCH its lightness is 75%, its chroma 0.087 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.040 away. Black text reads best on it, at 9.31:1.
| Hue family | Blues |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.087) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.31:1 |
| White text | 2.25:1 |
Values
| HEX | #91ADE5 |
| RGB | rgb(145, 173, 229) |
| HSL | hsl(220, 62%, 73%) |
| OKLCH | oklch(74.7% 0.087 263.8) |
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 #91ADE5 | 2.25:1 | Fails | Lc -49.2 | Large or bold text, headings |
| Black text on #91ADE5 | 9.31:1 | AAA | Lc 59.6 | Large or bold text, headings |
| #91ADE5 text on white | 2.25:1 | Fails | Lc 44.4 | Non-text elements, placeholder text |
| #91ADE5 text on black | 9.31:1 | AAA | Lc -57.7 | Large or bold text, headings |
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 400.
-
Step 50
50
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E4EAF5
oklch(93.6% 0.016 262.8)
-
Step 200
200
#CFD9EE
oklch(88.4% 0.031 265.3)
-
Step 300
300
#AFC1E5
oklch(80.9% 0.055 264.2)
-
Step 400
400 (this color)
#91ADE5
oklch(74.7% 0.087 263.8)
-
Step 500
500
#6688CD
oklch(63.1% 0.111 263.5)
-
Step 600
600
#4E71BA
oklch(55.7% 0.121 263.6)
-
Step 700
700
#3F5EA0
oklch(49.1% 0.112 263.8)
-
Step 800
800
#344D82
oklch(42.7% 0.094 263.8)
-
Step 900
900
#2D4068
oklch(37.6% 0.073 264)
-
Step 950
950
#1B263D
oklch(27% 0.046 264.1)
#91ADE5 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) | #9AB1E8 | 0.017 |
| Deuteranopia (no green cones) | #91A9E4 | 0.011 |
| Tritanopia (no blue cones) | #77B9C0 | 0.079 |
| Achromatopsia (no color) | #ADADAD | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91ADE5
#91ADE5
oklch(74.7% 0.087 263.8)
- #C7A96C
#C7A96C
oklch(74.8% 0.087 84.2)
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 #91ADE5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.040
- Light Grey Blue #9DBCD4 ΔE 0.057
- Pastel Blue #A2BFFE ΔE 0.059
- Light Cornflower Blue #98C1D9 ΔE 0.064
- Periwinkle Blue #8F99FB ΔE 0.069
- Lightblue #7BC8F6 ΔE 0.070
- Cool Steel #97A7B3 ΔE 0.071
- Sky #82CAFC ΔE 0.075
Use #91ADE5 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.