#91A2DA
Closest named color: Periwinkle Blue (#8F99FB). oklch(72% 0.084 271.1), rgb(145, 162, 218).
Aa
Black text reads best on this color (8.38:1).
About this color
#91A2DA is a medium-light, moderately saturated blue. In OKLCH its lightness is 72%, its chroma 0.084 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.060 away. Black text reads best on it, at 8.38:1.
| Hue family | Blues |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.38:1 |
| White text | 2.50:1 |
Values
| HEX | #91A2DA |
| RGB | rgb(145, 162, 218) |
| HSL | hsl(226, 50%, 71%) |
| OKLCH | oklch(72% 0.084 271.1) |
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 #91A2DA | 2.50:1 | Fails | Lc -54.2 | Large or bold text, headings |
| Black text on #91A2DA | 8.38:1 | AAA | Lc 54.9 | Large or bold text, headings |
| #91A2DA text on white | 2.50:1 | Fails | Lc 49.1 | Large or bold text, headings |
| #91A2DA text on black | 8.38:1 | AAA | Lc -52.8 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E6EAF4
oklch(93.7% 0.014 268.5)
-
Step 200
200
#D2D9ED
oklch(88.6% 0.029 270.4)
-
Step 300
300
#B4BFE3
oklch(80.8% 0.052 271.8)
-
Step 400
400 (this color)
#91A2DA
oklch(72% 0.084 271.1)
-
Step 500
500
#7285CB
oklch(63.1% 0.108 271.5)
-
Step 600
600
#5A6EB7
oklch(55.6% 0.116 270.7)
-
Step 700
700
#4A5B9E
oklch(49% 0.109 271.2)
-
Step 800
800
#3D4B80
oklch(42.7% 0.09 271)
-
Step 900
900
#343F67
oklch(37.8% 0.07 271.1)
-
Step 950
950
#1E253C
oklch(27% 0.044 270.3)
#91A2DA 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) | #90A7DC | 0.013 |
| Deuteranopia (no green cones) | #8AA1D9 | 0.010 |
| Tritanopia (no blue cones) | #7CADB5 | 0.076 |
| Achromatopsia (no color) | #A4A4A4 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91A2DA
#91A2DA
oklch(72% 0.084 271.1)
- #B8A366
#B8A366
oklch(72% 0.084 91.1)
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 #91A2DA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.060
- Bluey Grey #89A0B0 ΔE 0.064
- Cool Steel #97A7B3 ΔE 0.064
- Bluegrey #85A3B2 ΔE 0.064
- Cool Gray #8D99AE ΔE 0.064
- Perrywinkle #8F8CE7 ΔE 0.066
- Pale Purple #B790D4 ΔE 0.066
- Greyblue #77A1B5 ΔE 0.067
Use #91A2DA 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.