#809CD9
Closest named color: Cornflower Blue (#6495ED). oklch(69.5% 0.096 265.1), rgb(128, 156, 217).
Aa
Black text reads best on this color (7.67:1).
About this color
#809CD9 is a medium-light, moderately saturated blue. In OKLCH its lightness is 70%, its chroma 0.096 and its hue 265°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.051 away. Black text reads best on it, at 7.67:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.096) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.67:1 |
| White text | 2.73:1 |
Values
| HEX | #809CD9 |
| RGB | rgb(128, 156, 217) |
| HSL | hsl(221, 54%, 68%) |
| OKLCH | oklch(69.5% 0.096 265.1) |
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 #809CD9 | 2.73:1 | Fails | Lc -58.1 | Large or bold text, headings |
| Black text on #809CD9 | 7.67:1 | AAA | Lc 51.2 | Large or bold text, headings |
| #809CD9 text on white | 2.73:1 | Fails | Lc 52.9 | Large or bold text, headings |
| #809CD9 text on black | 7.67:1 | AAA | Lc -49.0 | 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
#E4EAF6
oklch(93.6% 0.017 264.5)
-
Step 200
200
#CED9F0
oklch(88.4% 0.034 265.2)
-
Step 300
300
#AEC1E8
oklch(81% 0.059 264.6)
-
Step 400
400 (this color)
#809CD9
oklch(69.5% 0.096 265.1)
-
Step 500
500
#6587D3
oklch(63.1% 0.121 264.9)
-
Step 600
600
#4D6FC1
oklch(55.6% 0.133 265.4)
-
Step 700
700
#3E5DA6
oklch(49.2% 0.123 264.9)
-
Step 800
800
#334C87
oklch(42.7% 0.103 265.1)
-
Step 900
900
#2D406C
oklch(37.8% 0.079 265.2)
-
Step 950
950
#1A263F
oklch(27.1% 0.05 263.9)
#809CD9 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) | #87A1DC | 0.017 |
| Deuteranopia (no green cones) | #7E99D8 | 0.009 |
| Tritanopia (no blue cones) | #62A9B1 | 0.087 |
| Achromatopsia (no color) | #9C9C9C | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #809CD9
#809CD9
oklch(69.5% 0.096 265.1)
- #B89854
#B89854
oklch(69.4% 0.095 84.7)
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 #809CD9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.051
- Perrywinkle #8F8CE7 ΔE 0.054
- Periwinkle Blue #8F99FB ΔE 0.057
- Greyblue #77A1B5 ΔE 0.062
- Cool Gray #8D99AE ΔE 0.064
- Bluey Grey #89A0B0 ΔE 0.066
- Bluegrey #85A3B2 ΔE 0.067
- Faded Blue #658CBB ΔE 0.069
Use #809CD9 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.