#91AAFA
Closest named color: Carolina Blue (#8AB8FE). oklch(75.1% 0.119 270.1), rgb(145, 170, 250).
Aa
Black text reads best on this color (9.33:1).
About this color
#91AAFA is a medium-light, moderately saturated blue. In OKLCH its lightness is 75%, its chroma 0.119 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.036 away. Black text reads best on it, at 9.33:1.
| Hue family | Blues |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.119) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.33:1 |
| White text | 2.24:1 |
Values
| HEX | #91AAFA |
| RGB | rgb(145, 170, 250) |
| HSL | hsl(226, 91%, 77%) |
| OKLCH | oklch(75.1% 0.119 270.1) |
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 #91AAFA | 2.24:1 | Fails | Lc -49.1 | Large or bold text, headings |
| Black text on #91AAFA | 9.33:1 | AAA | Lc 59.7 | Large or bold text, headings |
| #91AAFA text on white | 2.24:1 | Fails | Lc 44.3 | Non-text elements, placeholder text |
| #91AAFA text on black | 9.33:1 | AAA | Lc -57.9 | 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
#E4EAF9
oklch(93.7% 0.021 268.4)
-
Step 200
200
#CED8F5
oklch(88.4% 0.041 270.4)
-
Step 300
300
#AEBFF2
oklch(80.9% 0.075 270.3)
-
Step 400
400 (this color)
#91AAFA
oklch(75.1% 0.119 270.1)
-
Step 500
500
#6681E5
oklch(63% 0.153 270.2)
-
Step 600
600
#4F69D3
oklch(55.7% 0.165 269.9)
-
Step 700
700
#4056B7
oklch(49% 0.155 270.1)
-
Step 800
800
#354794
oklch(42.7% 0.128 270.3)
-
Step 900
900
#2E3C76
oklch(37.6% 0.1 270.7)
-
Step 950
950
#1B2445
oklch(27.1% 0.063 270.3)
#91AAFA 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) | #8EB2FD | 0.020 |
| Deuteranopia (no green cones) | #84A9F8 | 0.017 |
| Tritanopia (no blue cones) | #6DBAC7 | 0.106 |
| Achromatopsia (no color) | #ADADAD | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91AAFA
#91AAFA
oklch(75.1% 0.119 270.1)
- #CBAB4C
#CBAB4C
oklch(75.1% 0.119 90.6)
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 #91AAFA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.036
- Periwinkle Blue #8F99FB ΔE 0.045
- Pastel Blue #A2BFFE ΔE 0.061
- Perrywinkle #8F8CE7 ΔE 0.077
- Pastel Purple #CAA0FF ΔE 0.082
- Cornflower Blue #6495ED ΔE 0.082
- Lightblue #7BC8F6 ΔE 0.083
- Baby Purple #CA9BF7 ΔE 0.084
Use #91AAFA 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.