#809CC9
Closest named color: Greyblue (#77A1B5). oklch(68.8% 0.074 259.8), rgb(128, 156, 201).
Aa
Black text reads best on this color (7.51:1).
About this color
#809CC9 is a medium-light, moderately saturated blue. In OKLCH its lightness is 69%, its chroma 0.074 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.039 away. Black text reads best on it, at 7.51:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.51:1 |
| White text | 2.79:1 |
Values
| HEX | #809CC9 |
| RGB | rgb(128, 156, 201) |
| HSL | hsl(217, 40%, 65%) |
| OKLCH | oklch(68.8% 0.074 259.8) |
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 #809CC9 | 2.79:1 | Fails | Lc -59.0 | Large or bold text, headings |
| Black text on #809CC9 | 7.51:1 | AAA | Lc 50.3 | Large or bold text, headings |
| #809CC9 text on white | 2.79:1 | Fails | Lc 53.8 | Large or bold text, headings |
| #809CC9 text on black | 7.51:1 | AAA | Lc -48.1 | 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
#F3F6FA
oklch(97.2% 0.006 255.5)
-
Step 100
100
#E5EAF3
oklch(93.6% 0.013 262.4)
-
Step 200
200
#CFDAEB
oklch(88.5% 0.026 259)
-
Step 300
300
#AFC2DF
oklch(80.9% 0.046 258.8)
-
Step 400
400 (this color)
#809CC9
oklch(68.8% 0.074 259.8)
-
Step 500
500
#678AC3
oklch(63.1% 0.095 259.9)
-
Step 600
600
#4F73AF
oklch(55.6% 0.103 260.2)
-
Step 700
700
#3F6096
oklch(48.9% 0.095 259.8)
-
Step 800
800
#344F7A
oklch(42.7% 0.079 259.4)
-
Step 900
900
#2E4262
oklch(37.8% 0.061 259.5)
-
Step 950
950
#1B273A
oklch(27.1% 0.039 259.4)
#809CC9 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) | #8C9ECB | 0.017 |
| Deuteranopia (no green cones) | #8498C8 | 0.011 |
| Tritanopia (no blue cones) | #69A5AB | 0.065 |
| Achromatopsia (no color) | #9B9B9B | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #809CC9
#809CC9
oklch(68.8% 0.074 259.8)
- #B39666
#B39666
oklch(68.8% 0.073 79.7)
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 #809CC9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.039
- Cool Gray #8D99AE ΔE 0.041
- Bluey Grey #89A0B0 ΔE 0.043
- Bluegrey #85A3B2 ΔE 0.045
- Silver Lake Blue #778DA9 ΔE 0.058
- Faded Blue #658CBB ΔE 0.060
- Cool Steel #97A7B3 ΔE 0.060
- Blue Grey #758DA3 ΔE 0.065
Use #809CC9 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.