#899CD9
Closest named color: Perrywinkle (#8F8CE7). oklch(70.1% 0.092 270.6), rgb(137, 156, 217).
Aa
Black text reads best on this color (7.82:1).
About this color
#899CD9 is a medium-light, moderately saturated blue. In OKLCH its lightness is 70%, its chroma 0.092 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Perrywinkle (#8F8CE7), ΔE 0.052 away. Black text reads best on it, at 7.82:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.092) |
| Temperature | cool |
| Nearest name | Perrywinkle (#8F8CE7) |
| Black text | 7.82:1 |
| White text | 2.68:1 |
Values
| HEX | #899CD9 |
| RGB | rgb(137, 156, 217) |
| HSL | hsl(226, 51%, 69%) |
| OKLCH | oklch(70.1% 0.092 270.6) |
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 #899CD9 | 2.68:1 | Fails | Lc -57.3 | Large or bold text, headings |
| Black text on #899CD9 | 7.82:1 | AAA | Lc 51.9 | Large or bold text, headings |
| #899CD9 text on white | 2.68:1 | Fails | Lc 52.1 | Large or bold text, headings |
| #899CD9 text on black | 7.82:1 | AAA | Lc -49.8 | 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
#B2BFE7
oklch(80.8% 0.058 270.9)
-
Step 400
400 (this color)
#899CD9
oklch(70.1% 0.092 270.6)
-
Step 500
500
#6F85D1
oklch(63.2% 0.117 270.5)
-
Step 600
600
#576DBE
oklch(55.6% 0.128 270.4)
-
Step 700
700
#485BA4
oklch(49.2% 0.119 270.6)
-
Step 800
800
#3B4A85
oklch(42.7% 0.099 270.9)
-
Step 900
900
#323E6A
oklch(37.6% 0.077 270.8)
-
Step 950
950
#1D253E
oklch(27% 0.048 269.5)
#899CD9 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) | #88A2DC | 0.016 |
| Deuteranopia (no green cones) | #819BD8 | 0.011 |
| Tritanopia (no blue cones) | #71A8B1 | 0.083 |
| Achromatopsia (no color) | #9E9E9E | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #899CD9
#899CD9
oklch(70.1% 0.092 270.6)
- #B59D58
#B59D58
oklch(70.2% 0.093 90.7)
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 #899CD9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Perrywinkle #8F8CE7 ΔE 0.052
- Periwinkle Blue #8F99FB ΔE 0.054
- Cornflower Blue #6495ED ΔE 0.059
- Cool Gray #8D99AE ΔE 0.063
- Greyblue #77A1B5 ΔE 0.065
- Bluey Grey #89A0B0 ΔE 0.066
- Bluegrey #85A3B2 ΔE 0.068
- Pale Purple #B790D4 ΔE 0.069
Use #899CD9 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.