#9099BC
Closest named color: Cool Gray (#8D99AE). oklch(68.8% 0.053 273.7), rgb(144, 153, 188).
Aa
Black text reads best on this color (7.46:1).
About this color
#9099BC is a medium-light, muted blue. In OKLCH its lightness is 69%, its chroma 0.053 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Gray (#8D99AE), ΔE 0.022 away. Black text reads best on it, at 7.46:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 7.46:1 |
| White text | 2.81:1 |
Values
| HEX | #9099BC |
| RGB | rgb(144, 153, 188) |
| HSL | hsl(228, 25%, 65%) |
| OKLCH | oklch(68.8% 0.053 273.7) |
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 #9099BC | 2.81:1 | Fails | Lc -59.3 | Large or bold text, headings |
| Black text on #9099BC | 7.46:1 | AAA | Lc 50.0 | Large or bold text, headings |
| #9099BC text on white | 2.81:1 | Fails | Lc 54.1 | Large or bold text, headings |
| #9099BC text on black | 7.46:1 | AAA | Lc -47.8 | 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
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E8E9F0
oklch(93.5% 0.009 279.7)
-
Step 200
200
#D5D9E6
oklch(88.6% 0.018 272.3)
-
Step 300
300
#B9C0D6
oklch(80.9% 0.032 271.6)
-
Step 400
400 (this color)
#9099BC
oklch(68.8% 0.053 273.7)
-
Step 500
500
#7C87B3
oklch(63.1% 0.068 273.5)
-
Step 600
600
#65709E
oklch(55.5% 0.073 273.5)
-
Step 700
700
#545E88
oklch(49.1% 0.069 273.4)
-
Step 800
800
#454D6E
oklch(42.7% 0.056 273.4)
-
Step 900
900
#3A4059
oklch(37.7% 0.044 273.7)
-
Step 950
950
#222634
oklch(27.1% 0.027 272.1)
#9099BC 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) | #8F9CBE | 0.008 |
| Deuteranopia (no green cones) | #8C98BB | 0.006 |
| Tritanopia (no blue cones) | #859FA5 | 0.046 |
| Achromatopsia (no color) | #9A9A9A | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9099BC
#9099BC
oklch(68.8% 0.053 273.7)
- #A59B76
#A59B76
oklch(68.9% 0.053 94.8)
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 #9099BC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.022
- Bluey Grey #89A0B0 ΔE 0.032
- Bluegrey #85A3B2 ΔE 0.038
- Greyblue #77A1B5 ΔE 0.041
- Cool Steel #97A7B3 ΔE 0.047
- Cool Grey #95A3A6 ΔE 0.050
- Silver Lake Blue #778DA9 ΔE 0.054
- Heather #A484AC ΔE 0.058
Use #9099BC 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.