#899ADC
Closest named color: Perrywinkle (#8F8CE7). oklch(69.9% 0.099 272.5), rgb(137, 154, 220).
Aa
Black text reads best on this color (7.71:1).
About this color
#899ADC is a medium-light, moderately saturated blue. In OKLCH its lightness is 70%, its chroma 0.099 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Perrywinkle (#8F8CE7), ΔE 0.044 away. Black text reads best on it, at 7.71:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.099) |
| Temperature | cool |
| Nearest name | Perrywinkle (#8F8CE7) |
| Black text | 7.71:1 |
| White text | 2.72:1 |
Values
| HEX | #899ADC |
| RGB | rgb(137, 154, 220) |
| HSL | hsl(228, 54%, 70%) |
| OKLCH | oklch(69.9% 0.099 272.5) |
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 #899ADC | 2.72:1 | Fails | Lc -57.9 | Large or bold text, headings |
| Black text on #899ADC | 7.71:1 | AAA | Lc 51.4 | Large or bold text, headings |
| #899ADC text on white | 2.72:1 | Fails | Lc 52.6 | Large or bold text, headings |
| #899ADC text on black | 7.71:1 | 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
#E5E9F6
oklch(93.5% 0.018 272.3)
-
Step 200
200
#D1D8F1
oklch(88.5% 0.035 273.2)
-
Step 300
300
#B3BFE9
oklch(81% 0.061 272.5)
-
Step 400
400 (this color)
#899ADC
oklch(69.9% 0.099 272.5)
-
Step 500
500
#7083D6
oklch(63.2% 0.127 272.6)
-
Step 600
600
#596BC3
oklch(55.6% 0.137 272.5)
-
Step 700
700
#4959A8
oklch(49.1% 0.127 272.3)
-
Step 800
800
#3C4988
oklch(42.7% 0.105 272.5)
-
Step 900
900
#333D6D
oklch(37.6% 0.083 272.9)
-
Step 950
950
#1E2440
oklch(27% 0.053 273.2)
#899ADC 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) | #84A0DF | 0.016 |
| Deuteranopia (no green cones) | #7D9ADA | 0.016 |
| Tritanopia (no blue cones) | #70A7B1 | 0.089 |
| Achromatopsia (no color) | #9D9D9D | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #899ADC
#899ADC
oklch(69.9% 0.099 272.5)
- #B49C51
#B49C51
oklch(69.8% 0.099 92)
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 #899ADC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Perrywinkle #8F8CE7 ΔE 0.044
- Periwinkle Blue #8F99FB ΔE 0.048
- Cornflower Blue #6495ED ΔE 0.054
- Pale Purple #B790D4 ΔE 0.068
- Cool Gray #8D99AE ΔE 0.069
- Lavender Blue #8B88F8 ΔE 0.069
- Greyblue #77A1B5 ΔE 0.072
- Bluey Grey #89A0B0 ΔE 0.073
Use #899ADC 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.