#9099E5
Closest named color: Periwinkle Blue (#8F99FB). oklch(70.6% 0.111 278), rgb(144, 153, 229).
Aa
Black text reads best on this color (7.87:1).
About this color
#9099E5 is a medium-light, moderately saturated blue. In OKLCH its lightness is 71%, its chroma 0.111 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.033 away. Black text reads best on it, at 7.87:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.111) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 7.87:1 |
| White text | 2.66:1 |
Values
| HEX | #9099E5 |
| RGB | rgb(144, 153, 229) |
| HSL | hsl(234, 62%, 73%) |
| OKLCH | oklch(70.6% 0.111 278) |
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 #9099E5 | 2.66:1 | Fails | Lc -57.0 | Large or bold text, headings |
| Black text on #9099E5 | 7.87:1 | AAA | Lc 52.2 | Large or bold text, headings |
| #9099E5 text on white | 2.66:1 | Fails | Lc 51.8 | Large or bold text, headings |
| #9099E5 text on black | 7.87:1 | AAA | Lc -50.1 | 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
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E6E9F8
oklch(93.6% 0.02 276.9)
-
Step 200
200
#D3D7F3
oklch(88.5% 0.039 279.1)
-
Step 300
300
#B5BDEE
oklch(80.9% 0.07 277.5)
-
Step 400
400 (this color)
#9099E5
oklch(70.6% 0.111 278)
-
Step 500
500
#767EDE
oklch(63% 0.143 277.9)
-
Step 600
600
#6065CB
oklch(55.4% 0.155 278)
-
Step 700
700
#5054B0
oklch(49.2% 0.144 277.8)
-
Step 800
800
#41458E
oklch(42.6% 0.119 277.7)
-
Step 900
900
#373B72
oklch(37.8% 0.093 277.8)
-
Step 950
950
#202343
oklch(27.1% 0.059 277.6)
#9099E5 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) | #80A2E8 | 0.028 |
| Deuteranopia (no green cones) | #7B9BE3 | 0.027 |
| Tritanopia (no blue cones) | #77A8B5 | 0.098 |
| Achromatopsia (no color) | #9E9E9E | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9099E5
#9099E5
oklch(70.6% 0.111 278)
- #B3A148
#B3A148
oklch(70.7% 0.111 98)
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 #9099E5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.033
- Perrywinkle #8F8CE7 ΔE 0.035
- Cornflower Blue #6495ED ΔE 0.057
- Lavender Blue #8B88F8 ΔE 0.058
- Pale Purple #B790D4 ΔE 0.061
- Periwinkle #8E82FE ΔE 0.075
- Soft Blue #6488EA ΔE 0.077
- Carolina Blue #8AB8FE ΔE 0.081
Use #9099E5 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.