#91ABDF
Closest named color: Carolina Blue (#8AB8FE). oklch(74.1% 0.081 263.9), rgb(145, 171, 223).
Aa
Black text reads best on this color (9.09:1).
About this color
#91ABDF is a medium-light, moderately saturated blue. In OKLCH its lightness is 74%, its chroma 0.081 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.049 away. Black text reads best on it, at 9.09:1.
| Hue family | Blues |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.081) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.09:1 |
| White text | 2.30:1 |
Values
| HEX | #91ABDF |
| RGB | rgb(145, 171, 223) |
| HSL | hsl(220, 55%, 72%) |
| OKLCH | oklch(74.1% 0.081 263.9) |
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 #91ABDF | 2.30:1 | Fails | Lc -50.4 | Large or bold text, headings |
| Black text on #91ABDF | 9.09:1 | AAA | Lc 58.5 | Large or bold text, headings |
| #91ABDF text on white | 2.30:1 | Fails | Lc 45.5 | Large or bold text, headings |
| #91ABDF text on black | 9.09:1 | AAA | Lc -56.6 | 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
#E5EAF4
oklch(93.6% 0.015 264.5)
-
Step 200
200
#D0D9EC
oklch(88.4% 0.028 265.4)
-
Step 300
300
#B0C1E2
oklch(80.9% 0.05 263.7)
-
Step 400
400 (this color)
#91ABDF
oklch(74.1% 0.081 263.9)
-
Step 500
500
#6988C8
oklch(63% 0.103 263.9)
-
Step 600
600
#5171B5
oklch(55.6% 0.113 264)
-
Step 700
700
#425F9C
oklch(49.2% 0.104 263.8)
-
Step 800
800
#364D7E
oklch(42.6% 0.087 264)
-
Step 900
900
#2F4166
oklch(37.8% 0.068 263.7)
-
Step 950
950
#1C263B
oklch(27% 0.042 264.3)
#91ABDF 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) | #99AEE1 | 0.014 |
| Deuteranopia (no green cones) | #92A7DE | 0.010 |
| Tritanopia (no blue cones) | #79B6BD | 0.073 |
| Achromatopsia (no color) | #ABABAB | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91ABDF
#91ABDF
oklch(74.1% 0.081 263.9)
- #C3A76F
#C3A76F
oklch(74% 0.081 84)
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 #91ABDF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.049
- Light Grey Blue #9DBCD4 ΔE 0.057
- Cool Steel #97A7B3 ΔE 0.063
- Light Cornflower Blue #98C1D9 ΔE 0.065
- Pastel Blue #A2BFFE ΔE 0.067
- Bluegrey #85A3B2 ΔE 0.068
- Bluey Grey #89A0B0 ΔE 0.070
- Periwinkle Blue #8F99FB ΔE 0.071
Use #91ABDF 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.