#679CA6
Closest named color: Cadet Blue (#5F9EA0). oklch(65.9% 0.058 210.7), rgb(103, 156, 166).
Aa
Black text reads best on this color (6.88:1).
About this color
#679CA6 is a medium-light, muted teal or cyan. In OKLCH its lightness is 66%, its chroma 0.058 and its hue 211°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.015 away. Black text reads best on it, at 6.88:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (66%) |
| Chroma | muted (0.058) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 6.88:1 |
| White text | 3.05:1 |
Values
| HEX | #679CA6 |
| RGB | rgb(103, 156, 166) |
| HSL | hsl(190, 26%, 53%) |
| OKLCH | oklch(65.9% 0.058 210.7) |
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 #679CA6 | 3.05:1 | AA large text | Lc -62.7 | Content text, not long reading |
| Black text on #679CA6 | 6.88:1 | AA | Lc 46.8 | Large or bold text, headings |
| #679CA6 text on white | 3.05:1 | AA large text | Lc 57.3 | Large or bold text, headings |
| #679CA6 text on black | 6.88:1 | AA | Lc -44.5 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E4EBED
oklch(93.5% 0.008 216.6)
-
Step 200
200
#CEDCDF
oklch(88.5% 0.016 212)
-
Step 300
300
#ADC6CB
oklch(80.9% 0.028 211.1)
-
Step 400
400
#80A9B1
oklch(70.8% 0.046 210.9)
-
Step 500
500 (this color)
#679CA6
oklch(65.9% 0.058 210.7)
-
Step 600
600
#437D88
oklch(55.5% 0.063 211.3)
-
Step 700
700
#346A73
oklch(49.1% 0.059 209.6)
-
Step 800
800
#2C565E
oklch(42.6% 0.049 211.4)
-
Step 900
900
#28474D
oklch(37.6% 0.038 211.3)
-
Step 950
950
#182A2D
oklch(27.1% 0.024 209.1)
#679CA6 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) | #9398A7 | 0.055 |
| Deuteranopia (no green cones) | #8990A6 | 0.051 |
| Tritanopia (no blue cones) | #4EA19F | 0.031 |
| Achromatopsia (no color) | #949494 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #679CA6
#679CA6
oklch(65.9% 0.058 210.7)
- #B3857D
#B3857D
oklch(65.9% 0.058 29.9)
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 #679CA6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.015
- Greyblue #77A1B5 ΔE 0.032
- Dull Teal #5F9E8F ΔE 0.039
- Blue Grey #758DA3 ΔE 0.043
- Grey Teal #5E9B8A ΔE 0.044
- Bluegrey #85A3B2 ΔE 0.046
- Bluey Grey #89A0B0 ΔE 0.046
- Silver Lake Blue #778DA9 ΔE 0.047
Use #679CA6 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.