#899DD9
Closest named color: Perrywinkle (#8F8CE7). oklch(70.4% 0.091 269.8), rgb(137, 157, 217).
Aa
Black text reads best on this color (7.88:1).
About this color
#899DD9 is a medium-light, moderately saturated blue. In OKLCH its lightness is 70%, its chroma 0.091 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Perrywinkle (#8F8CE7), ΔE 0.054 away. Black text reads best on it, at 7.88:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Perrywinkle (#8F8CE7) |
| Black text | 7.88:1 |
| White text | 2.66:1 |
Values
| HEX | #899DD9 |
| RGB | rgb(137, 157, 217) |
| HSL | hsl(225, 51%, 69%) |
| OKLCH | oklch(70.4% 0.091 269.8) |
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 #899DD9 | 2.66:1 | Fails | Lc -56.9 | Large or bold text, headings |
| Black text on #899DD9 | 7.88:1 | AAA | Lc 52.3 | Large or bold text, headings |
| #899DD9 text on white | 2.66:1 | Fails | Lc 51.7 | Large or bold text, headings |
| #899DD9 text on black | 7.88:1 | AAA | Lc -50.1 | 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
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E5EAF5
oklch(93.6% 0.016 266.3)
-
Step 200
200
#D1D9EF
oklch(88.6% 0.031 269.8)
-
Step 300
300
#B2C0E6
oklch(81% 0.056 269.2)
-
Step 400
400 (this color)
#899DD9
oklch(70.4% 0.091 269.8)
-
Step 500
500
#6E85D0
oklch(63.1% 0.116 269.9)
-
Step 600
600
#566DBD
oklch(55.5% 0.127 269.8)
-
Step 700
700
#475BA3
oklch(49.1% 0.118 270)
-
Step 800
800
#3A4B84
oklch(42.8% 0.097 269.5)
-
Step 900
900
#323F6A
oklch(37.8% 0.076 269.8)
-
Step 950
950
#1D253E
oklch(27% 0.048 269.5)
#899DD9 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) | #89A2DC | 0.013 |
| Deuteranopia (no green cones) | #829BD8 | 0.011 |
| Tritanopia (no blue cones) | #71A9B2 | 0.082 |
| Achromatopsia (no color) | #9F9F9F | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #899DD9
#899DD9
oklch(70.4% 0.091 269.8)
- #B69D5A
#B69D5A
oklch(70.4% 0.091 89.5)
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 #899DD9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Perrywinkle #8F8CE7 ΔE 0.054
- Periwinkle Blue #8F99FB ΔE 0.055
- Cornflower Blue #6495ED ΔE 0.060
- Cool Gray #8D99AE ΔE 0.062
- Greyblue #77A1B5 ΔE 0.064
- Bluey Grey #89A0B0 ΔE 0.065
- Bluegrey #85A3B2 ΔE 0.066
- Pale Purple #B790D4 ΔE 0.070
Use #899DD9 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.