#91A9EE
Closest named color: Carolina Blue (#8AB8FE). oklch(74.3% 0.104 269.1), rgb(145, 169, 238).
Aa
Black text reads best on this color (9.11:1).
About this color
#91A9EE is a medium-light, moderately saturated blue. In OKLCH its lightness is 74%, its chroma 0.104 and its hue 269°. 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 9.11:1.
| Hue family | Blues |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.104) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.11:1 |
| White text | 2.30:1 |
Values
| HEX | #91A9EE |
| RGB | rgb(145, 169, 238) |
| HSL | hsl(225, 73%, 75%) |
| OKLCH | oklch(74.3% 0.104 269.1) |
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 #91A9EE | 2.30:1 | Fails | Lc -50.3 | Large or bold text, headings |
| Black text on #91A9EE | 9.11:1 | AAA | Lc 58.6 | Large or bold text, headings |
| #91A9EE text on white | 2.30:1 | Fails | Lc 45.4 | Large or bold text, headings |
| #91A9EE text on black | 9.11:1 | AAA | Lc -56.7 | 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
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E5EAF7
oklch(93.7% 0.018 269.1)
-
Step 200
200
#CFD9F2
oklch(88.5% 0.036 268.3)
-
Step 300
300
#AFC0EC
oklch(81% 0.065 268.4)
-
Step 400
400 (this color)
#91A9EE
oklch(74.3% 0.104 269.1)
-
Step 500
500
#6984D9
oklch(63.1% 0.132 269.1)
-
Step 600
600
#516CC7
oklch(55.6% 0.144 268.9)
-
Step 700
700
#425AAC
oklch(49.2% 0.134 268.8)
-
Step 800
800
#364A8B
oklch(42.7% 0.11 268.6)
-
Step 900
900
#2F3E6F
oklch(37.7% 0.086 269.2)
-
Step 950
950
#1C2541
oklch(27.1% 0.054 269.1)
#91A9EE 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) | #92AFF1 | 0.016 |
| Deuteranopia (no green cones) | #89A7EC | 0.012 |
| Tritanopia (no blue cones) | #73B7C1 | 0.094 |
| Achromatopsia (no color) | #ABABAB | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91A9EE
#91A9EE
oklch(74.3% 0.104 269.1)
- #C6A95A
#C6A95A
oklch(74.4% 0.104 89.6)
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 #91A9EE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.040
- Periwinkle Blue #8F99FB ΔE 0.050
- Pastel Blue #A2BFFE ΔE 0.064
- Perrywinkle #8F8CE7 ΔE 0.075
- Light Grey Blue #9DBCD4 ΔE 0.075
- Pale Purple #B790D4 ΔE 0.079
- Cornflower Blue #6495ED ΔE 0.080
- Light Cornflower Blue #98C1D9 ΔE 0.081
Use #91A9EE 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.