#8099BF
Closest named color: Cool Gray (#8D99AE). oklch(67.8% 0.063 258.6), rgb(128, 153, 191).
Aa
Black text reads best on this color (7.22:1).
About this color
#8099BF is a medium-light, muted blue. In OKLCH its lightness is 68%, its chroma 0.063 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Gray (#8D99AE), ΔE 0.030 away. Black text reads best on it, at 7.22:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | muted (0.063) |
| Temperature | cool |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 7.22:1 |
| White text | 2.90:1 |
Values
| HEX | #8099BF |
| RGB | rgb(128, 153, 191) |
| HSL | hsl(216, 33%, 63%) |
| OKLCH | oklch(67.8% 0.063 258.6) |
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 #8099BF | 2.90:1 | Fails | Lc -60.7 | Content text, not long reading |
| Black text on #8099BF | 7.22:1 | AAA | Lc 48.7 | Large or bold text, headings |
| #8099BF text on white | 2.90:1 | Fails | Lc 55.4 | Large or bold text, headings |
| #8099BF text on black | 7.22:1 | AAA | Lc -46.4 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E5EAF2
oklch(93.6% 0.012 259.8)
-
Step 200
200
#D0DAE8
oklch(88.5% 0.022 256.7)
-
Step 300
300
#B1C2DB
oklch(80.9% 0.04 257.9)
-
Step 400
400 (this color)
#8099BF
oklch(67.8% 0.063 258.6)
-
Step 500
500
#6B8BBB
oklch(63.2% 0.081 258.3)
-
Step 600
600
#5374A7
oklch(55.6% 0.089 258.9)
-
Step 700
700
#43618F
oklch(49% 0.082 258.7)
-
Step 800
800
#385074
oklch(42.8% 0.067 258.3)
-
Step 900
900
#30425E
oklch(37.7% 0.054 259)
-
Step 950
950
#1C2737
oklch(27% 0.034 257.7)
#8099BF 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) | #8C9BC1 | 0.017 |
| Deuteranopia (no green cones) | #8595BE | 0.012 |
| Tritanopia (no blue cones) | #6DA1A6 | 0.055 |
| Achromatopsia (no color) | #979797 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8099BF
#8099BF
oklch(67.8% 0.063 258.6)
- #AD936B
#AD936B
oklch(67.7% 0.063 78.1)
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 #8099BF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.030
- Greyblue #77A1B5 ΔE 0.032
- Bluey Grey #89A0B0 ΔE 0.036
- Bluegrey #85A3B2 ΔE 0.040
- Silver Lake Blue #778DA9 ΔE 0.044
- Blue Grey #758DA3 ΔE 0.051
- Faded Blue #658CBB ΔE 0.052
- Cool Steel #97A7B3 ΔE 0.058
Use #8099BF 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.