#91A7EF
Closest named color: Carolina Blue (#8AB8FE). oklch(74% 0.108 270.6), rgb(145, 167, 239).
Aa
Black text reads best on this color (8.97:1).
About this color
#91A7EF is a medium-light, moderately saturated blue. In OKLCH its lightness is 74%, its chroma 0.108 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.044 away. Black text reads best on it, at 8.97:1.
| Hue family | Blues |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.108) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 8.97:1 |
| White text | 2.33:1 |
Values
| HEX | #91A7EF |
| RGB | rgb(145, 167, 239) |
| HSL | hsl(226, 75%, 75%) |
| OKLCH | oklch(74% 0.108 270.6) |
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 #91A7EF | 2.33:1 | Fails | Lc -51.0 | Large or bold text, headings |
| Black text on #91A7EF | 8.97:1 | AAA | Lc 57.9 | Large or bold text, headings |
| #91A7EF text on white | 2.33:1 | Fails | Lc 46.1 | Large or bold text, headings |
| #91A7EF text on black | 8.97:1 | AAA | Lc -56.0 | 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
#E5EAF7
oklch(93.7% 0.018 269.1)
-
Step 200
200
#D0D8F3
oklch(88.5% 0.038 272.5)
-
Step 300
300
#B0BFED
oklch(80.9% 0.067 270.7)
-
Step 400
400 (this color)
#91A7EF
oklch(74% 0.108 270.6)
-
Step 500
500
#6A83DC
oklch(63.1% 0.137 270.3)
-
Step 600
600
#536ACA
oklch(55.5% 0.15 270.7)
-
Step 700
700
#4458AE
oklch(49% 0.138 270.7)
-
Step 800
800
#38498D
oklch(42.8% 0.114 270.4)
-
Step 900
900
#303D71
oklch(37.6% 0.09 271)
-
Step 950
950
#1C2442
oklch(26.9% 0.057 270.9)
#91A7EF 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) | #8FAEF2 | 0.018 |
| Deuteranopia (no green cones) | #86A6ED | 0.015 |
| Tritanopia (no blue cones) | #73B5C1 | 0.095 |
| Achromatopsia (no color) | #A9A9A9 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91A7EF
#91A7EF
oklch(74% 0.108 270.6)
- #C4A855
#C4A855
oklch(73.9% 0.108 91)
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 #91A7EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.044
- Periwinkle Blue #8F99FB ΔE 0.045
- Pastel Blue #A2BFFE ΔE 0.068
- Perrywinkle #8F8CE7 ΔE 0.069
- Cornflower Blue #6495ED ΔE 0.076
- Pale Purple #B790D4 ΔE 0.076
- Light Grey Blue #9DBCD4 ΔE 0.081
- Lavender Blue #8B88F8 ΔE 0.085
Use #91A7EF 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.