#899CAD
Closest named color: Cool Gray (#8D99AE). oklch(68.4% 0.033 245.3), rgb(137, 156, 173).
Aa
Black text reads best on this color (7.42:1).
About this color
#899CAD is a medium-light, muted blue. In OKLCH its lightness is 68%, its chroma 0.033 and its hue 245°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Gray (#8D99AE), ΔE 0.010 away. Black text reads best on it, at 7.42:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | muted (0.033) |
| Temperature | cool |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 7.42:1 |
| White text | 2.82:1 |
Values
| HEX | #899CAD |
| RGB | rgb(137, 156, 173) |
| HSL | hsl(208, 18%, 61%) |
| OKLCH | oklch(68.4% 0.033 245.3) |
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 #899CAD | 2.82:1 | Fails | Lc -59.6 | Large or bold text, headings |
| Black text on #899CAD | 7.42:1 | AAA | Lc 49.7 | Large or bold text, headings |
| #899CAD text on white | 2.82:1 | Fails | Lc 54.3 | Large or bold text, headings |
| #899CAD text on black | 7.42:1 | AAA | Lc -47.5 | 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
#F4F6F7
oklch(97.2% 0.003 228.8)
-
Step 100
100
#E7EAEE
oklch(93.6% 0.006 255.5)
-
Step 200
200
#D3DAE0
oklch(88.5% 0.011 243.7)
-
Step 300
300
#B6C2CD
oklch(80.8% 0.02 245.7)
-
Step 400
400 (this color)
#899CAD
oklch(68.4% 0.033 245.3)
-
Step 500
500
#758DA2
oklch(63.2% 0.042 244.9)
-
Step 600
600
#5D778D
oklch(55.7% 0.046 244.3)
-
Step 700
700
#4C6478
oklch(49.2% 0.043 244)
-
Step 800
800
#3F5161
oklch(42.6% 0.035 245.6)
-
Step 900
900
#364350
oklch(37.7% 0.028 248.6)
-
Step 950
950
#1F272F
oklch(26.9% 0.019 248.5)
#899CAD 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) | #959CAE | 0.016 |
| Deuteranopia (no green cones) | #9198AD | 0.015 |
| Tritanopia (no blue cones) | #7FA0A1 | 0.028 |
| Achromatopsia (no color) | #9A9A9A | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #899CAD
#899CAD
oklch(68.4% 0.033 245.3)
- #A89684
#A89684
oklch(68.4% 0.033 67.2)
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 #899CAD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.010
- Bluey Grey #89A0B0 ΔE 0.011
- Bluegrey #85A3B2 ΔE 0.019
- Greyblue #77A1B5 ΔE 0.024
- Cool Grey #95A3A6 ΔE 0.030
- Cool Steel #97A7B3 ΔE 0.037
- Pewter #96A8A1 ΔE 0.047
- Silver Lake Blue #778DA9 ΔE 0.050
Use #899CAD 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.