#899ADB
Closest named color: Perrywinkle (#8F8CE7). oklch(69.8% 0.098 272.4), rgb(137, 154, 219).
Aa
Black text reads best on this color (7.70:1).
About this color
#899ADB is a medium-light, moderately saturated blue. In OKLCH its lightness is 70%, its chroma 0.098 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Perrywinkle (#8F8CE7), ΔE 0.045 away. Black text reads best on it, at 7.70:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.098) |
| Temperature | cool |
| Nearest name | Perrywinkle (#8F8CE7) |
| Black text | 7.70:1 |
| White text | 2.72:1 |
Values
| HEX | #899ADB |
| RGB | rgb(137, 154, 219) |
| HSL | hsl(228, 53%, 70%) |
| OKLCH | oklch(69.8% 0.098 272.4) |
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 #899ADB | 2.72:1 | Fails | Lc -57.9 | Large or bold text, headings |
| Black text on #899ADB | 7.70:1 | AAA | Lc 51.3 | Large or bold text, headings |
| #899ADB text on white | 2.72:1 | Fails | Lc 52.7 | Large or bold text, headings |
| #899ADB text on black | 7.70:1 | AAA | Lc -49.2 | 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
#E6E9F6
oklch(93.6% 0.018 275.6)
-
Step 200
200
#D1D8F0
oklch(88.4% 0.034 272.8)
-
Step 300
300
#B3BFE9
oklch(81% 0.061 272.5)
-
Step 400
400 (this color)
#899ADB
oklch(69.8% 0.098 272.4)
-
Step 500
500
#7083D5
oklch(63.1% 0.125 272.5)
-
Step 600
600
#596BC2
oklch(55.6% 0.136 272.5)
-
Step 700
700
#4959A7
oklch(49.1% 0.126 272.3)
-
Step 800
800
#3C4988
oklch(42.7% 0.105 272.5)
-
Step 900
900
#333E6D
oklch(37.8% 0.082 272)
-
Step 950
950
#1E2440
oklch(27% 0.053 273.2)
#899ADB 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) | #85A0DE | 0.016 |
| Deuteranopia (no green cones) | #7E9AD9 | 0.014 |
| Tritanopia (no blue cones) | #70A7B1 | 0.088 |
| Achromatopsia (no color) | #9D9D9D | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #899ADB
#899ADB
oklch(69.8% 0.098 272.4)
- #B39C53
#B39C53
oklch(69.8% 0.097 92.3)
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 #899ADB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Perrywinkle #8F8CE7 ΔE 0.045
- Periwinkle Blue #8F99FB ΔE 0.050
- Cornflower Blue #6495ED ΔE 0.055
- Cool Gray #8D99AE ΔE 0.067
- Pale Purple #B790D4 ΔE 0.068
- Lavender Blue #8B88F8 ΔE 0.070
- Greyblue #77A1B5 ΔE 0.070
- Bluey Grey #89A0B0 ΔE 0.072
Use #899ADB 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.