#899ADF
Closest named color: Perrywinkle (#8F8CE7). oklch(70% 0.103 272.9), rgb(137, 154, 223).
Aa
Black text reads best on this color (7.75:1).
About this color
#899ADF is a medium-light, moderately saturated blue. In OKLCH its lightness is 70%, its chroma 0.103 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Perrywinkle (#8F8CE7), ΔE 0.041 away. Black text reads best on it, at 7.75:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.103) |
| Temperature | cool |
| Nearest name | Perrywinkle (#8F8CE7) |
| Black text | 7.75:1 |
| White text | 2.70:1 |
Values
| HEX | #899ADF |
| RGB | rgb(137, 154, 223) |
| HSL | hsl(228, 57%, 71%) |
| OKLCH | oklch(70% 0.103 272.9) |
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 #899ADF | 2.70:1 | Fails | Lc -57.7 | Large or bold text, headings |
| Black text on #899ADF | 7.75:1 | AAA | Lc 51.6 | Large or bold text, headings |
| #899ADF text on white | 2.70:1 | Fails | Lc 52.5 | Large or bold text, headings |
| #899ADF text on black | 7.75:1 | AAA | Lc -49.4 | 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
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E5E9F7
oklch(93.5% 0.019 273.2)
-
Step 200
200
#D1D8F2
oklch(88.5% 0.037 273.7)
-
Step 300
300
#B2BFEB
oklch(81% 0.064 272)
-
Step 400
400 (this color)
#899ADF
oklch(70% 0.103 272.9)
-
Step 500
500
#6F82D9
oklch(63.1% 0.133 272.8)
-
Step 600
600
#596AC6
oklch(55.6% 0.143 273)
-
Step 700
700
#4958AB
oklch(49.1% 0.133 272.9)
-
Step 800
800
#3C488B
oklch(42.7% 0.111 273.2)
-
Step 900
900
#333D6F
oklch(37.7% 0.086 273.1)
-
Step 950
950
#1E2441
oklch(27% 0.055 273.4)
#899ADF 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) | #83A1E2 | 0.019 |
| Deuteranopia (no green cones) | #7C9ADD | 0.017 |
| Tritanopia (no blue cones) | #6EA8B3 | 0.093 |
| Achromatopsia (no color) | #9D9D9D | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #899ADF
#899ADF
oklch(70% 0.103 272.9)
- #B59D4D
#B59D4D
oklch(70.1% 0.104 92.9)
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 #899ADF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Perrywinkle #8F8CE7 ΔE 0.041
- Periwinkle Blue #8F99FB ΔE 0.044
- Cornflower Blue #6495ED ΔE 0.052
- Lavender Blue #8B88F8 ΔE 0.066
- Pale Purple #B790D4 ΔE 0.068
- Cool Gray #8D99AE ΔE 0.073
- Soft Blue #6488EA ΔE 0.074
- Chefchaouen Blue #4895EF ΔE 0.075
Use #899ADF 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.