#899BE0
Closest named color: Periwinkle Blue (#8F99FB). oklch(70.3% 0.103 272.3), rgb(137, 155, 224).
Aa
Black text reads best on this color (7.82:1).
About this color
#899BE0 is a medium-light, moderately saturated blue. In OKLCH its lightness is 70%, its chroma 0.103 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.043 away. Black text reads best on it, at 7.82:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.103) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 7.82:1 |
| White text | 2.68:1 |
Values
| HEX | #899BE0 |
| RGB | rgb(137, 155, 224) |
| HSL | hsl(228, 58%, 71%) |
| OKLCH | oklch(70.3% 0.103 272.3) |
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 #899BE0 | 2.68:1 | Fails | Lc -57.2 | Large or bold text, headings |
| Black text on #899BE0 | 7.82:1 | AAA | Lc 52.0 | Large or bold text, headings |
| #899BE0 text on white | 2.68:1 | Fails | Lc 52.0 | Large or bold text, headings |
| #899BE0 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
#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)
#899BE0
oklch(70.3% 0.103 272.3)
-
Step 500
500
#6E82D9
oklch(63% 0.133 272.3)
-
Step 600
600
#586AC6
oklch(55.6% 0.143 272.6)
-
Step 700
700
#4858AC
oklch(49.1% 0.134 272.4)
-
Step 800
800
#3B488B
oklch(42.6% 0.111 272.6)
-
Step 900
900
#323D6F
oklch(37.7% 0.087 272.3)
-
Step 950
950
#1D2441
oklch(26.9% 0.055 272)
#899BE0 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) | #84A2E3 | 0.018 |
| Deuteranopia (no green cones) | #7D9BDE | 0.016 |
| Tritanopia (no blue cones) | #6EA9B4 | 0.092 |
| Achromatopsia (no color) | #9E9E9E | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #899BE0
#899BE0
oklch(70.3% 0.103 272.3)
- #B69D4E
#B69D4E
oklch(70.2% 0.103 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 #899BE0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.043
- Perrywinkle #8F8CE7 ΔE 0.043
- Cornflower Blue #6495ED ΔE 0.053
- Lavender Blue #8B88F8 ΔE 0.067
- Pale Purple #B790D4 ΔE 0.068
- Cool Gray #8D99AE ΔE 0.074
- Soft Blue #6488EA ΔE 0.076
- Chefchaouen Blue #4895EF ΔE 0.076
Use #899BE0 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.