#859FA9
Closest named color: Bluey Grey (#89A0B0). oklch(68.6% 0.033 223.1), rgb(133, 159, 169).
Aa
Black text reads best on this color (7.52:1).
About this color
#859FA9 is a medium-light, muted teal or cyan. In OKLCH its lightness is 69%, its chroma 0.033 and its hue 223°. Its hue sits on the cool side of the wheel. The nearest named color is Bluey Grey (#89A0B0), ΔE 0.012 away. Black text reads best on it, at 7.52:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (69%) |
| Chroma | muted (0.033) |
| Temperature | cool |
| Nearest name | Bluey Grey (#89A0B0) |
| Black text | 7.52:1 |
| White text | 2.78:1 |
Values
| HEX | #859FA9 |
| RGB | rgb(133, 159, 169) |
| HSL | hsl(197, 17%, 59%) |
| OKLCH | oklch(68.6% 0.033 223.1) |
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 #859FA9 | 2.78:1 | Fails | Lc -59.0 | Large or bold text, headings |
| Black text on #859FA9 | 7.52:1 | AAA | Lc 50.3 | Large or bold text, headings |
| #859FA9 text on white | 2.78:1 | Fails | Lc 53.7 | Large or bold text, headings |
| #859FA9 text on black | 7.52:1 | AAA | Lc -48.1 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E6EBED
oklch(93.7% 0.006 223.5)
-
Step 200
200
#D2DBDF
oklch(88.6% 0.011 226)
-
Step 300
300
#B3C4CA
oklch(80.9% 0.02 220.9)
-
Step 400
400 (this color)
#859FA9
oklch(68.6% 0.033 223.1)
-
Step 500
500
#6E8F9C
oklch(63% 0.042 224)
-
Step 600
600
#567A87
oklch(55.7% 0.045 222.4)
-
Step 700
700
#466672
oklch(49% 0.042 223.3)
-
Step 800
800
#3A535D
oklch(42.6% 0.035 224.7)
-
Step 900
900
#32454C
oklch(37.7% 0.027 222.6)
-
Step 950
950
#1D282D
oklch(26.9% 0.018 227.5)
#859FA9 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) | #999DAA | 0.027 |
| Deuteranopia (no green cones) | #9499A9 | 0.025 |
| Tritanopia (no blue cones) | #7BA2A2 | 0.020 |
| Achromatopsia (no color) | #9B9B9B | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #859FA9
#859FA9
oklch(68.6% 0.033 223.1)
- #AC948A
#AC948A
oklch(68.5% 0.032 43.9)
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 #859FA9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Grey #89A0B0 ΔE 0.012
- Bluegrey #85A3B2 ΔE 0.015
- Greyblue #77A1B5 ΔE 0.022
- Cool Gray #8D99AE ΔE 0.023
- Cool Grey #95A3A6 ΔE 0.026
- Cool Steel #97A7B3 ΔE 0.036
- Pewter #96A8A1 ΔE 0.039
- Cadet Blue #5F9EA0 ΔE 0.047
Use #859FA9 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.