#99AAEB
Closest named color: Carolina Blue (#8AB8FE). oklch(74.9% 0.096 272.6), rgb(153, 170, 235).
Aa
Black text reads best on this color (9.30:1).
About this color
#99AAEB is a medium-light, moderately saturated blue. In OKLCH its lightness is 75%, its chroma 0.096 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.041 away. Black text reads best on it, at 9.30:1.
| Hue family | Blues |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.096) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.30:1 |
| White text | 2.25:1 |
Values
| HEX | #99AAEB |
| RGB | rgb(153, 170, 235) |
| HSL | hsl(228, 67%, 76%) |
| OKLCH | oklch(74.9% 0.096 272.6) |
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 #99AAEB | 2.25:1 | Fails | Lc -49.3 | Large or bold text, headings |
| Black text on #99AAEB | 9.30:1 | AAA | Lc 59.5 | Large or bold text, headings |
| #99AAEB text on white | 2.25:1 | Fails | Lc 44.5 | Non-text elements, placeholder text |
| #99AAEB text on black | 9.30:1 | AAA | Lc -57.7 | 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
#E6E9F6
oklch(93.6% 0.018 275.6)
-
Step 200
200
#D1D8F0
oklch(88.4% 0.034 272.8)
-
Step 300
300
#B3BFE8
oklch(80.9% 0.06 272.2)
-
Step 400
400 (this color)
#99AAEB
oklch(74.9% 0.096 272.6)
-
Step 500
500
#7183D3
oklch(63.1% 0.122 272.8)
-
Step 600
600
#5A6BC1
oklch(55.6% 0.134 272.9)
-
Step 700
700
#4A59A6
oklch(49.1% 0.124 272.8)
-
Step 800
800
#3D4987
oklch(42.7% 0.103 273)
-
Step 900
900
#333E6C
oklch(37.8% 0.08 271.9)
-
Step 950
950
#1E243F
oklch(26.9% 0.051 273)
#99AAEB 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) | #95B0EE | 0.015 |
| Deuteranopia (no green cones) | #8FA9E9 | 0.014 |
| Tritanopia (no blue cones) | #81B7C1 | 0.086 |
| Achromatopsia (no color) | #ACACAC | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99AAEB
#99AAEB
oklch(74.9% 0.096 272.6)
- #C3AC64
#C3AC64
oklch(74.9% 0.096 92.2)
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 #99AAEB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.041
- Periwinkle Blue #8F99FB ΔE 0.058
- Pastel Blue #A2BFFE ΔE 0.058
- Light Grey Blue #9DBCD4 ΔE 0.068
- Pale Purple #B790D4 ΔE 0.074
- Light Cornflower Blue #98C1D9 ΔE 0.075
- Pale Violet #CEAEFA ΔE 0.079
- Lightblue #7BC8F6 ΔE 0.080
Use #99AAEB 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.