#91A0EA
Closest named color: Periwinkle Blue (#8F99FB). oklch(72.3% 0.109 274.6), rgb(145, 160, 234).
Aa
Black text reads best on this color (8.42:1).
About this color
#91A0EA is a medium-light, moderately saturated blue. In OKLCH its lightness is 72%, its chroma 0.109 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.035 away. Black text reads best on it, at 8.42:1.
| Hue family | Blues |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.109) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.42:1 |
| White text | 2.49:1 |
Values
| HEX | #91A0EA |
| RGB | rgb(145, 160, 234) |
| HSL | hsl(230, 68%, 74%) |
| OKLCH | oklch(72.3% 0.109 274.6) |
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 #91A0EA | 2.49:1 | Fails | Lc -54.0 | Large or bold text, headings |
| Black text on #91A0EA | 8.42:1 | AAA | Lc 55.1 | Large or bold text, headings |
| #91A0EA text on white | 2.49:1 | Fails | Lc 48.9 | Large or bold text, headings |
| #91A0EA text on black | 8.42:1 | AAA | Lc -53.1 | 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
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E6E9F7
oklch(93.6% 0.019 276.3)
-
Step 200
200
#D1D8F3
oklch(88.5% 0.038 274.1)
-
Step 300
300
#B3BEED
oklch(80.9% 0.068 274.5)
-
Step 400
400 (this color)
#91A0EA
oklch(72.3% 0.109 274.6)
-
Step 500
500
#7180DD
oklch(63% 0.14 274.7)
-
Step 600
600
#5B68CA
oklch(55.6% 0.151 274.7)
-
Step 700
700
#4B56AF
oklch(49.1% 0.141 274.7)
-
Step 800
800
#3D478E
oklch(42.8% 0.117 274.4)
-
Step 900
900
#343C71
oklch(37.7% 0.091 274.8)
-
Step 950
950
#1E2342
oklch(26.8% 0.058 274.9)
#91A0EA 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) | #88A8ED | 0.022 |
| Deuteranopia (no green cones) | #81A1E8 | 0.020 |
| Tritanopia (no blue cones) | #76AFBB | 0.097 |
| Achromatopsia (no color) | #A4A4A4 | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91A0EA
#91A0EA
oklch(72.3% 0.109 274.6)
- #BBA54F
#BBA54F
oklch(72.4% 0.109 95.2)
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 #91A0EA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.035
- Perrywinkle #8F8CE7 ΔE 0.052
- Carolina Blue #8AB8FE ΔE 0.062
- Cornflower Blue #6495ED ΔE 0.065
- Pale Purple #B790D4 ΔE 0.066
- Lavender Blue #8B88F8 ΔE 0.071
- Baby Purple #CA9BF7 ΔE 0.085
- Pastel Blue #A2BFFE ΔE 0.086
Use #91A0EA 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.